398731604

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{701}}^1\times {\mathrm{3307}}^1$

素因数の和:4055

約数の個数: 24

約数和(自身を含む): 715242528

約数和(自身を除く): 316510924

約数列:

[1, 2, 4, 43, 86, 172, 701, 1402, 2804, 3307, 6614, 13228, 30143, 60286, 120572, 142201, 284402, 568804, 2318207, 4636414, 9272828, 99682901, 199365802, 398731604]

約数ペア:

[(1, 398731604), (2, 199365802), (4, 99682901), (43, 9272828), (86, 4636414), (172, 2318207), (701, 568804), (1402, 284402), (2804, 142201), (3307, 120572), (6614, 60286), (13228, 30143)]