80918929

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2753}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 111041280

約数和(自身を除く): 30122351

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 221, 247, 323, 1547, 1729, 2261, 2753, 4199, 19271, 29393, 35789, 46801, 52307, 250523, 327607, 366149, 608413, 679991, 889219, 4258891, 4759937, 6224533, 11559847, 80918929]

約数ペア:

[(1, 80918929), (7, 11559847), (13, 6224533), (17, 4759937), (19, 4258891), (91, 889219), (119, 679991), (133, 608413), (221, 366149), (247, 327607), (323, 250523), (1547, 52307), (1729, 46801), (2261, 35789), (2753, 29393), (4199, 19271)]