1397565624

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{639911}}^1$

素因数の和:639940

約数の個数: 64

約数和(自身を含む): 4300208640

約数和(自身を除く): 2902643016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 639911, 1279822, 1919733, 2559644, 3839466, 4479377, 5119288, 7678932, 8318843, 8958754, 13438131, 15357864, 16637686, 17917508, 24956529, 26876262, 33275372, 35835016, 49913058, 53752524, 58231901, 66550744, 99826116, 107505048, 116463802, 174695703, 199652232, 232927604, 349391406, 465855208, 698782812, 1397565624]

約数ペア:

[(1, 1397565624), (2, 698782812), (3, 465855208), (4, 349391406), (6, 232927604), (7, 199652232), (8, 174695703), (12, 116463802), (13, 107505048), (14, 99826116), (21, 66550744), (24, 58231901), (26, 53752524), (28, 49913058), (39, 35835016), (42, 33275372), (52, 26876262), (56, 24956529), (78, 17917508), (84, 16637686), (91, 15357864), (104, 13438131), (156, 8958754), (168, 8318843), (182, 7678932), (273, 5119288), (312, 4479377), (364, 3839466), (546, 2559644), (728, 1919733), (1092, 1279822), (2184, 639911)]