1358857472

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:516

約数の個数: 144

約数和(自身を含む): 3260457984

約数和(自身を除く): 1901600512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 61, 62, 64, 112, 122, 124, 128, 217, 224, 244, 248, 256, 401, 427, 434, 448, 488, 496, 802, 854, 868, 896, 976, 992, 1604, 1708, 1736, 1792, 1891, 1952, 1984, 2807, 3208, 3416, 3472, 3782, 3904, 3968, 5614, 6416, 6832, 6944, 7564, 7808, 7936, 11228, 12431, 12832, 13237, 13664, 13888, 15128, 15616, 22456, 24461, 24862, 25664, 26474, 27328, 27776, 30256, 44912, 48922, 49724, 51328, 52948, 54656, 55552, 60512, 87017, 89824, 97844, 99448, 102656, 105896, 109312, 121024, 171227, 174034, 179648, 195688, 198896, 211792, 242048, 342454, 348068, 359296, 391376, 397792, 423584, 484096, 684908, 696136, 718592, 758291, 782752, 795584, 847168, 1369816, 1392272, 1516582, 1565504, 1591168, 1694336, 2739632, 2784544, 3033164, 3131008, 3182336, 3388672, 5308037, 5479264, 5569088, 6066328, 6262016, 10616074, 10958528, 11138176, 12132656, 21232148, 21917056, 22276352, 24265312, 42464296, 43834112, 48530624, 84928592, 97061248, 169857184, 194122496, 339714368, 679428736, 1358857472]

約数ペア:

[(1, 1358857472), (2, 679428736), (4, 339714368), (7, 194122496), (8, 169857184), (14, 97061248), (16, 84928592), (28, 48530624), (31, 43834112), (32, 42464296), (56, 24265312), (61, 22276352), (62, 21917056), (64, 21232148), (112, 12132656), (122, 11138176), (124, 10958528), (128, 10616074), (217, 6262016), (224, 6066328), (244, 5569088), (248, 5479264), (256, 5308037), (401, 3388672), (427, 3182336), (434, 3131008), (448, 3033164), (488, 2784544), (496, 2739632), (802, 1694336), (854, 1591168), (868, 1565504), (896, 1516582), (976, 1392272), (992, 1369816), (1604, 847168), (1708, 795584), (1736, 782752), (1792, 758291), (1891, 718592), (1952, 696136), (1984, 684908), (2807, 484096), (3208, 423584), (3416, 397792), (3472, 391376), (3782, 359296), (3904, 348068), (3968, 342454), (5614, 242048), (6416, 211792), (6832, 198896), (6944, 195688), (7564, 179648), (7808, 174034), (7936, 171227), (11228, 121024), (12431, 109312), (12832, 105896), (13237, 102656), (13664, 99448), (13888, 97844), (15128, 89824), (15616, 87017), (22456, 60512), (24461, 55552), (24862, 54656), (25664, 52948), (26474, 51328), (27328, 49724), (27776, 48922), (30256, 44912)]