64171991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2089}}^1$

素因数の和:2258

約数の個数: 16

約数和(自身を含む): 73735200

約数和(自身を除く): 9563209

約数列:

[1, 13, 17, 139, 221, 1807, 2089, 2363, 27157, 30719, 35513, 290371, 461669, 3774823, 4936307, 64171991]

約数ペア:

[(1, 64171991), (13, 4936307), (17, 3774823), (139, 461669), (221, 290371), (1807, 35513), (2089, 30719), (2363, 27157)]