1561161239

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{18353}}^1$

素因数の和:18431

約数の個数: 24

約数和(自身を含む): 1855222320

約数和(自身を除く): 294061081

約数列:

[1, 11, 19, 37, 121, 209, 407, 703, 2299, 4477, 7733, 18353, 85063, 201883, 348707, 679061, 2220713, 3835777, 7469671, 12902159, 42193547, 82166381, 141923749, 1561161239]

約数ペア:

[(1, 1561161239), (11, 141923749), (19, 82166381), (37, 42193547), (121, 12902159), (209, 7469671), (407, 3835777), (703, 2220713), (2299, 679061), (4477, 348707), (7733, 201883), (18353, 85063)]