9940138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 17430336

約数和(自身を除く): 7490198

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 442, 523, 559, 731, 1046, 1118, 1462, 6799, 8891, 9503, 13598, 17782, 19006, 22489, 44978, 115583, 231166, 292357, 382313, 584714, 764626, 4970069, 9940138]

約数ペア:

[(1, 9940138), (2, 4970069), (13, 764626), (17, 584714), (26, 382313), (34, 292357), (43, 231166), (86, 115583), (221, 44978), (442, 22489), (523, 19006), (559, 17782), (731, 13598), (1046, 9503), (1118, 8891), (1462, 6799)]