13309895

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 17359008

約数和(自身を除く): 4049113

約数列:

[1, 5, 17, 61, 85, 151, 289, 305, 755, 1037, 1445, 2567, 5185, 9211, 12835, 17629, 43639, 46055, 88145, 156587, 218195, 782935, 2661979, 13309895]

約数ペア:

[(1, 13309895), (5, 2661979), (17, 782935), (61, 218195), (85, 156587), (151, 88145), (289, 46055), (305, 43639), (755, 17629), (1037, 12835), (1445, 9211), (2567, 5185)]