13200215

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2879}}^1$

素因数の和:3022

約数の個数: 16

約数和(自身を含む): 18247680

約数和(自身を除く): 5047465

約数列:

[1, 5, 7, 35, 131, 655, 917, 2879, 4585, 14395, 20153, 100765, 377149, 1885745, 2640043, 13200215]

約数ペア:

[(1, 13200215), (5, 2640043), (7, 1885745), (35, 377149), (131, 100765), (655, 20153), (917, 14395), (2879, 4585)]