394565571

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{6971}}^1$

素因数の和:7327

約数の個数: 24

約数和(自身を含む): 601823040

約数和(自身を除く): 207257469

約数列:

[1, 3, 9, 19, 57, 171, 331, 993, 2979, 6289, 6971, 18867, 20913, 56601, 62739, 132449, 397347, 1192041, 2307401, 6922203, 20766609, 43840619, 131521857, 394565571]

約数ペア:

[(1, 394565571), (3, 131521857), (9, 43840619), (19, 20766609), (57, 6922203), (171, 2307401), (331, 1192041), (993, 397347), (2979, 132449), (6289, 62739), (6971, 56601), (18867, 20913)]