12639095

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3313}}^1$

素因数の和:3434

約数の個数: 16

約数和(自身を含む): 17497920

約数和(自身を除く): 4858825

約数列:

[1, 5, 7, 35, 109, 545, 763, 3313, 3815, 16565, 23191, 115955, 361117, 1805585, 2527819, 12639095]

約数ペア:

[(1, 12639095), (5, 2527819), (7, 1805585), (35, 361117), (109, 115955), (545, 23191), (763, 16565), (3313, 3815)]