385280301

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{3257}}^1$

素因数の和:3441

約数の個数: 32

約数和(自身を含む): 605518848

約数和(自身を除く): 220238547

約数列:

[1, 3, 7, 21, 43, 129, 131, 301, 393, 903, 917, 2751, 3257, 5633, 9771, 16899, 22799, 39431, 68397, 118293, 140051, 420153, 426667, 980357, 1280001, 2941071, 2986669, 8960007, 18346681, 55040043, 128426767, 385280301]

約数ペア:

[(1, 385280301), (3, 128426767), (7, 55040043), (21, 18346681), (43, 8960007), (129, 2986669), (131, 2941071), (301, 1280001), (393, 980357), (903, 426667), (917, 420153), (2751, 140051), (3257, 118293), (5633, 68397), (9771, 39431), (16899, 22799)]