123133129

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{6961}}^1$

素因数の和:7013

約数の個数: 18

約数和(自身を含む): 151193754

約数和(自身を除く): 28060625

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 6961, 17689, 48727, 132259, 341089, 925813, 2512921, 6480691, 17590447, 123133129]

約数ペア:

[(1, 123133129), (7, 17590447), (19, 6480691), (49, 2512921), (133, 925813), (361, 341089), (931, 132259), (2527, 48727), (6961, 17689)]