389645984

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{463}}^1$

素因数の和:527

約数の個数: 144

約数和(自身を含む): 1005113088

約数和(自身を除く): 615467104

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 224, 238, 272, 289, 364, 416, 442, 463, 476, 544, 578, 728, 884, 926, 952, 1156, 1456, 1547, 1768, 1852, 1904, 2023, 2312, 2912, 3094, 3241, 3536, 3704, 3757, 3808, 4046, 4624, 6019, 6188, 6482, 7072, 7408, 7514, 7871, 8092, 9248, 12038, 12376, 12964, 14816, 15028, 15742, 16184, 24076, 24752, 25928, 26299, 30056, 31484, 32368, 42133, 48152, 49504, 51856, 52598, 55097, 60112, 62968, 64736, 84266, 96304, 102323, 103712, 105196, 110194, 120224, 125936, 133807, 168532, 192608, 204646, 210392, 220388, 251872, 267614, 337064, 409292, 420784, 440776, 535228, 674128, 716261, 818584, 841568, 881552, 936649, 1070456, 1348256, 1432522, 1637168, 1739491, 1763104, 1873298, 2140912, 2865044, 3274336, 3478982, 3746596, 4281824, 5730088, 6957964, 7493192, 11460176, 12176437, 13915928, 14986384, 22920352, 24352874, 27831856, 29972768, 48705748, 55663712, 97411496, 194822992, 389645984]

約数ペア:

[(1, 389645984), (2, 194822992), (4, 97411496), (7, 55663712), (8, 48705748), (13, 29972768), (14, 27831856), (16, 24352874), (17, 22920352), (26, 14986384), (28, 13915928), (32, 12176437), (34, 11460176), (52, 7493192), (56, 6957964), (68, 5730088), (91, 4281824), (104, 3746596), (112, 3478982), (119, 3274336), (136, 2865044), (182, 2140912), (208, 1873298), (221, 1763104), (224, 1739491), (238, 1637168), (272, 1432522), (289, 1348256), (364, 1070456), (416, 936649), (442, 881552), (463, 841568), (476, 818584), (544, 716261), (578, 674128), (728, 535228), (884, 440776), (926, 420784), (952, 409292), (1156, 337064), (1456, 267614), (1547, 251872), (1768, 220388), (1852, 210392), (1904, 204646), (2023, 192608), (2312, 168532), (2912, 133807), (3094, 125936), (3241, 120224), (3536, 110194), (3704, 105196), (3757, 103712), (3808, 102323), (4046, 96304), (4624, 84266), (6019, 64736), (6188, 62968), (6482, 60112), (7072, 55097), (7408, 52598), (7514, 51856), (7871, 49504), (8092, 48152), (9248, 42133), (12038, 32368), (12376, 31484), (12964, 30056), (14816, 26299), (15028, 25928), (15742, 24752), (16184, 24076)]