1397715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 2509056

約数和(自身を除く): 1111341

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 197, 215, 473, 591, 645, 985, 1419, 2167, 2365, 2955, 6501, 7095, 8471, 10835, 25413, 32505, 42355, 93181, 127065, 279543, 465905, 1397715]

約数ペア:

[(1, 1397715), (3, 465905), (5, 279543), (11, 127065), (15, 93181), (33, 42355), (43, 32505), (55, 25413), (129, 10835), (165, 8471), (197, 7095), (215, 6501), (473, 2955), (591, 2365), (645, 2167), (985, 1419)]