211103399

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 249842880

約数和(自身を除く): 38739481

約数列:

[1, 13, 17, 53, 67, 221, 269, 689, 871, 901, 1139, 3497, 3551, 4573, 11713, 14257, 14807, 18023, 46163, 59449, 60367, 185341, 234299, 242369, 306391, 784771, 955219, 3150797, 3983083, 12417847, 16238723, 211103399]

約数ペア:

[(1, 211103399), (13, 16238723), (17, 12417847), (53, 3983083), (67, 3150797), (221, 955219), (269, 784771), (689, 306391), (871, 242369), (901, 234299), (1139, 185341), (3497, 60367), (3551, 59449), (4573, 46163), (11713, 18023), (14257, 14807)]