61981953

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{2903}}^1$

素因数の和:3564

約数の個数: 16

約数和(自身を含む): 90326016

約数和(自身を除く): 28344063

約数列:

[1, 3, 11, 33, 647, 1941, 2903, 7117, 8709, 21351, 31933, 95799, 1878241, 5634723, 20660651, 61981953]

約数ペア:

[(1, 61981953), (3, 20660651), (11, 5634723), (33, 1878241), (647, 95799), (1941, 31933), (2903, 21351), (7117, 8709)]