127719215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{523}}^1$

素因数の和:588

約数の個数: 36

約数和(自身を含む): 176633064

約数和(自身を除く): 48913849

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 289, 523, 845, 1105, 1445, 2615, 2873, 3757, 6799, 8891, 14365, 18785, 33995, 44455, 48841, 88387, 115583, 151147, 244205, 441935, 577915, 755735, 1502579, 1964911, 7512895, 9824555, 25543843, 127719215]

約数ペア:

[(1, 127719215), (5, 25543843), (13, 9824555), (17, 7512895), (65, 1964911), (85, 1502579), (169, 755735), (221, 577915), (289, 441935), (523, 244205), (845, 151147), (1105, 115583), (1445, 88387), (2615, 48841), (2873, 44455), (3757, 33995), (6799, 18785), (8891, 14365)]