71690571

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{461}}^1\times {\mathrm{467}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 106810704

約数和(自身を除く): 35120133

約数列:

[1, 3, 9, 37, 111, 333, 461, 467, 1383, 1401, 4149, 4203, 17057, 17279, 51171, 51837, 153513, 155511, 215287, 645861, 1937583, 7965619, 23896857, 71690571]

約数ペア:

[(1, 71690571), (3, 23896857), (9, 7965619), (37, 1937583), (111, 645861), (333, 215287), (461, 155511), (467, 153513), (1383, 51837), (1401, 51171), (4149, 17279), (4203, 17057)]