490655865

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{667559}}^1$

素因数の和:667581

約数の個数: 24

約数和(自身を含む): 913222080

約数和(自身を除く): 422566215

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 667559, 2002677, 3337795, 4672913, 10013385, 14018739, 23364565, 32710391, 70093695, 98131173, 163551955, 490655865]

約数ペア:

[(1, 490655865), (3, 163551955), (5, 98131173), (7, 70093695), (15, 32710391), (21, 23364565), (35, 14018739), (49, 10013385), (105, 4672913), (147, 3337795), (245, 2002677), (735, 667559)]