28454776

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 64788480

約数和(自身を除く): 36333704

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 37, 56, 62, 74, 124, 148, 217, 248, 259, 296, 434, 443, 518, 868, 886, 1036, 1147, 1736, 1772, 2072, 2294, 3101, 3544, 4588, 6202, 8029, 9176, 12404, 13733, 16058, 16391, 24808, 27466, 32116, 32782, 54932, 64232, 65564, 96131, 109864, 114737, 131128, 192262, 229474, 384524, 458948, 508121, 769048, 917896, 1016242, 2032484, 3556847, 4064968, 7113694, 14227388, 28454776]

約数ペア:

[(1, 28454776), (2, 14227388), (4, 7113694), (7, 4064968), (8, 3556847), (14, 2032484), (28, 1016242), (31, 917896), (37, 769048), (56, 508121), (62, 458948), (74, 384524), (124, 229474), (148, 192262), (217, 131128), (248, 114737), (259, 109864), (296, 96131), (434, 65564), (443, 64232), (518, 54932), (868, 32782), (886, 32116), (1036, 27466), (1147, 24808), (1736, 16391), (1772, 16058), (2072, 13733), (2294, 12404), (3101, 9176), (3544, 8029), (4588, 6202)]