12954293145

素因数分解:

$3^4\times 5^1\times {\mathrm{31985909}}^1$

素因数の和:31985926

約数の個数: 20

約数和(自身を含む): 23221770660

約数和(自身を除く): 10267477515

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 31985909, 95957727, 159929545, 287873181, 479788635, 863619543, 1439365905, 2590858629, 4318097715, 12954293145]

約数ペア:

[(1, 12954293145), (3, 4318097715), (5, 2590858629), (9, 1439365905), (15, 863619543), (27, 479788635), (45, 287873181), (81, 159929545), (135, 95957727), (405, 31985909)]