15836639

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 21409920

約数和(自身を除く): 5573281

約数列:

[1, 7, 13, 17, 29, 91, 119, 203, 221, 353, 377, 493, 1547, 2471, 2639, 3451, 4589, 6001, 6409, 10237, 32123, 42007, 44863, 71659, 78013, 133081, 174029, 546091, 931567, 1218203, 2262377, 15836639]

約数ペア:

[(1, 15836639), (7, 2262377), (13, 1218203), (17, 931567), (29, 546091), (91, 174029), (119, 133081), (203, 78013), (221, 71659), (353, 44863), (377, 42007), (493, 32123), (1547, 10237), (2471, 6409), (2639, 6001), (3451, 4589)]