30990675

素因数分解:

$3^1\times 5^2\times {\mathrm{359}}^1\times {\mathrm{1151}}^1$

素因数の和:1523

約数の個数: 24

約数和(自身を含む): 51425280

約数和(自身を除く): 20434605

約数列:

[1, 3, 5, 15, 25, 75, 359, 1077, 1151, 1795, 3453, 5385, 5755, 8975, 17265, 26925, 28775, 86325, 413209, 1239627, 2066045, 6198135, 10330225, 30990675]

約数ペア:

[(1, 30990675), (3, 10330225), (5, 6198135), (15, 2066045), (25, 1239627), (75, 413209), (359, 86325), (1077, 28775), (1151, 26925), (1795, 17265), (3453, 8975), (5385, 5755)]