394995731

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{4951}}^1$

素因数の和:5019

約数の個数: 24

約数和(自身を含む): 475451424

約数和(自身を除く): 80455693

約数列:

[1, 13, 17, 19, 221, 247, 323, 361, 4199, 4693, 4951, 6137, 64363, 79781, 84167, 94069, 1094171, 1222897, 1599173, 1787311, 20789249, 23235043, 30384287, 394995731]

約数ペア:

[(1, 394995731), (13, 30384287), (17, 23235043), (19, 20789249), (221, 1787311), (247, 1599173), (323, 1222897), (361, 1094171), (4199, 94069), (4693, 84167), (4951, 79781), (6137, 64363)]