397936790

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1\times {\mathrm{1013}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 724385376

約数和(自身を除く): 326448586

約数列:

[1, 2, 5, 10, 163, 241, 326, 482, 815, 1013, 1205, 1630, 2026, 2410, 5065, 10130, 39283, 78566, 165119, 196415, 244133, 330238, 392830, 488266, 825595, 1220665, 1651190, 2441330, 39793679, 79587358, 198968395, 397936790]

約数ペア:

[(1, 397936790), (2, 198968395), (5, 79587358), (10, 39793679), (163, 2441330), (241, 1651190), (326, 1220665), (482, 825595), (815, 488266), (1013, 392830), (1205, 330238), (1630, 244133), (2026, 196415), (2410, 165119), (5065, 78566), (10130, 39283)]