215161604

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{187423}}^1$

素因数の和:187475

約数の個数: 24

約数和(自身を含む): 440821248

約数和(自身を除く): 225659644

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 187423, 374846, 749692, 1311961, 2623922, 5247844, 7684343, 15368686, 30737372, 53790401, 107580802, 215161604]

約数ペア:

[(1, 215161604), (2, 107580802), (4, 53790401), (7, 30737372), (14, 15368686), (28, 7684343), (41, 5247844), (82, 2623922), (164, 1311961), (287, 749692), (574, 374846), (1148, 187423)]