181121281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{2683}}^1$

素因数の和:2749

約数の個数: 24

約数和(自身を含む): 220882464

約数和(自身を除く): 39761183

約数列:

[1, 11, 17, 19, 187, 209, 323, 361, 2683, 3553, 3971, 6137, 29513, 45611, 50977, 67507, 501721, 560747, 866609, 968563, 9532699, 10654193, 16465571, 181121281]

約数ペア:

[(1, 181121281), (11, 16465571), (17, 10654193), (19, 9532699), (187, 968563), (209, 866609), (323, 560747), (361, 501721), (2683, 67507), (3553, 50977), (3971, 45611), (6137, 29513)]