261527617

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1\times {\mathrm{1321}}^1$

素因数の和:1588

約数の個数: 16

約数和(自身を含む): 286577872

約数和(自身を除く): 25050255

約数列:

[1, 13, 97, 157, 1261, 1321, 2041, 15229, 17173, 128137, 197977, 207397, 1665781, 2696161, 20117509, 261527617]

約数ペア:

[(1, 261527617), (13, 20117509), (97, 2696161), (157, 1665781), (1261, 207397), (1321, 197977), (2041, 128137), (15229, 17173)]