131515866

素因数分解:

$2^1\times 3^3\times {\mathrm{127}}^2\times {\mathrm{151}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 296527680

約数和(自身を除く): 165011814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 127, 151, 254, 302, 381, 453, 762, 906, 1143, 1359, 2286, 2718, 3429, 4077, 6858, 8154, 16129, 19177, 32258, 38354, 48387, 57531, 96774, 115062, 145161, 172593, 290322, 345186, 435483, 517779, 870966, 1035558, 2435479, 4870958, 7306437, 14612874, 21919311, 43838622, 65757933, 131515866]

約数ペア:

[(1, 131515866), (2, 65757933), (3, 43838622), (6, 21919311), (9, 14612874), (18, 7306437), (27, 4870958), (54, 2435479), (127, 1035558), (151, 870966), (254, 517779), (302, 435483), (381, 345186), (453, 290322), (762, 172593), (906, 145161), (1143, 115062), (1359, 96774), (2286, 57531), (2718, 48387), (3429, 38354), (4077, 32258), (6858, 19177), (8154, 16129)]