280186621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{6553}}^1$

素因数の和:6613

約数の個数: 24

約数和(自身を含む): 345422016

約数和(自身を除く): 65235395

約数列:

[1, 11, 13, 23, 143, 169, 253, 299, 1859, 3289, 3887, 6553, 42757, 72083, 85189, 150719, 937079, 1107457, 1657909, 1959347, 12182027, 21552817, 25471511, 280186621]

約数ペア:

[(1, 280186621), (11, 25471511), (13, 21552817), (23, 12182027), (143, 1959347), (169, 1657909), (253, 1107457), (299, 937079), (1859, 150719), (3289, 85189), (3887, 72083), (6553, 42757)]