30915100947

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{7057}}^1$

素因数の和:7419

約数の個数: 32

約数和(自身を含む): 42394074624

約数和(自身を除く): 11478973677

約数列:

[1, 3, 71, 131, 157, 213, 393, 471, 7057, 9301, 11147, 20567, 21171, 27903, 33441, 61701, 501047, 924467, 1107949, 1460257, 1503141, 2773401, 3323847, 4380771, 65637157, 78664379, 145141319, 196911471, 235993137, 435423957, 10305033649, 30915100947]

約数ペア:

[(1, 30915100947), (3, 10305033649), (71, 435423957), (131, 235993137), (157, 196911471), (213, 145141319), (393, 78664379), (471, 65637157), (7057, 4380771), (9301, 3323847), (11147, 2773401), (20567, 1503141), (21171, 1460257), (27903, 1107949), (33441, 924467), (61701, 501047)]