2783641081

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{968897}}^1$

素因数の和:968940

約数の個数: 12

約数和(自身を含む): 3191550012

約数和(自身を除く): 407908931

約数列:

[1, 13, 17, 169, 221, 2873, 968897, 12595661, 16471249, 163743593, 214126237, 2783641081]

約数ペア:

[(1, 2783641081), (13, 214126237), (17, 163743593), (169, 16471249), (221, 12595661), (2873, 968897)]