865821428

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{1031}}^1\times {\mathrm{2957}}^1$

素因数の和:4063

約数の個数: 24

約数和(自身を含む): 1538538624

約数和(自身を除く): 672717196

約数列:

[1, 2, 4, 71, 142, 284, 1031, 2062, 2957, 4124, 5914, 11828, 73201, 146402, 209947, 292804, 419894, 839788, 3048667, 6097334, 12194668, 216455357, 432910714, 865821428]

約数ペア:

[(1, 865821428), (2, 432910714), (4, 216455357), (71, 12194668), (142, 6097334), (284, 3048667), (1031, 839788), (2062, 419894), (2957, 292804), (4124, 209947), (5914, 146402), (11828, 73201)]