8431528

素因数分解:

$2^3\times 7^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 18642420

約数和(自身を除く): 10210892

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 137, 157, 196, 274, 314, 392, 548, 628, 959, 1096, 1099, 1256, 1918, 2198, 3836, 4396, 6713, 7672, 7693, 8792, 13426, 15386, 21509, 26852, 30772, 43018, 53704, 61544, 86036, 150563, 172072, 301126, 602252, 1053941, 1204504, 2107882, 4215764, 8431528]

約数ペア:

[(1, 8431528), (2, 4215764), (4, 2107882), (7, 1204504), (8, 1053941), (14, 602252), (28, 301126), (49, 172072), (56, 150563), (98, 86036), (137, 61544), (157, 53704), (196, 43018), (274, 30772), (314, 26852), (392, 21509), (548, 15386), (628, 13426), (959, 8792), (1096, 7693), (1099, 7672), (1256, 6713), (1918, 4396), (2198, 3836)]