987231442

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{38351}}^1$

素因数の和:38625

約数の個数: 16

約数和(自身を含む): 1512296064

約数和(自身を除く): 525064622

約数列:

[1, 2, 61, 122, 211, 422, 12871, 25742, 38351, 76702, 2339411, 4678822, 8092061, 16184122, 493615721, 987231442]

約数ペア:

[(1, 987231442), (2, 493615721), (61, 16184122), (122, 8092061), (211, 4678822), (422, 2339411), (12871, 76702), (25742, 38351)]