400185238

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{9421}}^1$

素因数の和:9807

約数の個数: 16

約数和(自身を含む): 611223984

約数和(自身を除く): 211038746

約数列:

[1, 2, 67, 134, 317, 634, 9421, 18842, 21239, 42478, 631207, 1262414, 2986457, 5972914, 200092619, 400185238]

約数ペア:

[(1, 400185238), (2, 200092619), (67, 5972914), (134, 2986457), (317, 1262414), (634, 631207), (9421, 42478), (18842, 21239)]