331343198

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{18517}}^1$

素因数の和:18931

約数の個数: 16

約数和(自身を含む): 519985440

約数和(自身を除く): 188642242

約数列:

[1, 2, 23, 46, 389, 778, 8947, 17894, 18517, 37034, 425891, 851782, 7203113, 14406226, 165671599, 331343198]

約数ペア:

[(1, 331343198), (2, 165671599), (23, 14406226), (46, 7203113), (389, 851782), (778, 425891), (8947, 37034), (17894, 18517)]