31517891631

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{2081}}^1\times {\mathrm{25117}}^1$

素因数の和:27271

約数の個数: 24

約数和(自身を含む): 46229377584

約数和(自身を除く): 14711485953

約数列:

[1, 3, 9, 67, 201, 603, 2081, 6243, 18729, 25117, 75351, 139427, 226053, 418281, 1254843, 1682839, 5048517, 15145551, 52268477, 156805431, 470416293, 3501987959, 10505963877, 31517891631]

約数ペア:

[(1, 31517891631), (3, 10505963877), (9, 3501987959), (67, 470416293), (201, 156805431), (603, 52268477), (2081, 15145551), (6243, 5048517), (18729, 1682839), (25117, 1254843), (75351, 418281), (139427, 226053)]