653860928

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 168

約数和(自身を含む): 1618122240

約数和(自身を除く): 964261312

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 64, 89, 92, 112, 124, 161, 178, 184, 217, 224, 248, 322, 356, 368, 434, 448, 496, 529, 623, 644, 712, 713, 736, 868, 992, 1058, 1246, 1288, 1424, 1426, 1472, 1736, 1984, 2047, 2116, 2492, 2576, 2759, 2848, 2852, 3472, 3703, 4094, 4232, 4984, 4991, 5152, 5518, 5696, 5704, 6944, 7406, 8188, 8464, 9968, 9982, 10304, 11036, 11408, 13888, 14329, 14812, 16376, 16399, 16928, 19313, 19936, 19964, 22072, 22816, 28658, 29624, 32752, 32798, 33856, 38626, 39872, 39928, 44144, 45632, 47081, 57316, 59248, 63457, 65504, 65596, 77252, 79856, 88288, 94162, 114632, 114793, 118496, 126914, 131008, 131192, 154504, 159712, 176576, 188324, 229264, 229586, 236992, 253828, 262384, 309008, 319424, 329567, 376648, 444199, 458528, 459172, 507656, 524768, 618016, 659134, 753296, 888398, 917056, 918344, 1015312, 1049536, 1236032, 1318268, 1459511, 1506592, 1776796, 1836688, 2030624, 2636536, 2919022, 3013184, 3553592, 3673376, 4061248, 5273072, 5838044, 7107184, 7346752, 10216577, 10546144, 11676088, 14214368, 20433154, 21092288, 23352176, 28428736, 40866308, 46704352, 81732616, 93408704, 163465232, 326930464, 653860928]

約数ペア:

[(1, 653860928), (2, 326930464), (4, 163465232), (7, 93408704), (8, 81732616), (14, 46704352), (16, 40866308), (23, 28428736), (28, 23352176), (31, 21092288), (32, 20433154), (46, 14214368), (56, 11676088), (62, 10546144), (64, 10216577), (89, 7346752), (92, 7107184), (112, 5838044), (124, 5273072), (161, 4061248), (178, 3673376), (184, 3553592), (217, 3013184), (224, 2919022), (248, 2636536), (322, 2030624), (356, 1836688), (368, 1776796), (434, 1506592), (448, 1459511), (496, 1318268), (529, 1236032), (623, 1049536), (644, 1015312), (712, 918344), (713, 917056), (736, 888398), (868, 753296), (992, 659134), (1058, 618016), (1246, 524768), (1288, 507656), (1424, 459172), (1426, 458528), (1472, 444199), (1736, 376648), (1984, 329567), (2047, 319424), (2116, 309008), (2492, 262384), (2576, 253828), (2759, 236992), (2848, 229586), (2852, 229264), (3472, 188324), (3703, 176576), (4094, 159712), (4232, 154504), (4984, 131192), (4991, 131008), (5152, 126914), (5518, 118496), (5696, 114793), (5704, 114632), (6944, 94162), (7406, 88288), (8188, 79856), (8464, 77252), (9968, 65596), (9982, 65504), (10304, 63457), (11036, 59248), (11408, 57316), (13888, 47081), (14329, 45632), (14812, 44144), (16376, 39928), (16399, 39872), (16928, 38626), (19313, 33856), (19936, 32798), (19964, 32752), (22072, 29624), (22816, 28658)]