249761379

素因数分解:

$3^1\times 7^2\times {\mathrm{379}}^1\times {\mathrm{4483}}^1$

素因数の和:4879

約数の個数: 24

約数和(自身を含む): 388493760

約数和(自身を除く): 138732381

約数列:

[1, 3, 7, 21, 49, 147, 379, 1137, 2653, 4483, 7959, 13449, 18571, 31381, 55713, 94143, 219667, 659001, 1699057, 5097171, 11893399, 35680197, 83253793, 249761379]

約数ペア:

[(1, 249761379), (3, 83253793), (7, 35680197), (21, 11893399), (49, 5097171), (147, 1699057), (379, 659001), (1137, 219667), (2653, 94143), (4483, 55713), (7959, 31381), (13449, 18571)]