40906957

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 51181440

約数和(自身を除く): 10274483

約数列:

[1, 7, 13, 91, 151, 169, 229, 1057, 1183, 1603, 1963, 2977, 13741, 20839, 25519, 34579, 38701, 178633, 242053, 270907, 449527, 3146689, 5843851, 40906957]

約数ペア:

[(1, 40906957), (7, 5843851), (13, 3146689), (91, 449527), (151, 270907), (169, 242053), (229, 178633), (1057, 38701), (1183, 34579), (1603, 25519), (1963, 20839), (2977, 13741)]