25667609

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{401}}^1$

素因数の和:469

約数の個数: 18

約数和(自身を含む): 29566698

約数和(自身を除く): 3899089

約数列:

[1, 11, 23, 121, 253, 401, 529, 2783, 4411, 5819, 9223, 48521, 64009, 101453, 212129, 1115983, 2333419, 25667609]

約数ペア:

[(1, 25667609), (11, 2333419), (23, 1115983), (121, 212129), (253, 101453), (401, 64009), (529, 48521), (2783, 9223), (4411, 5819)]