156945131919

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{917807789}}^1$

素因数の和:917807814

約数の個数: 12

約数和(自身を含む): 238630025400

約数和(自身を除く): 81684893481

約数列:

[1, 3, 9, 19, 57, 171, 917807789, 2753423367, 8260270101, 17438347991, 52315043973, 156945131919]

約数ペア:

[(1, 156945131919), (3, 52315043973), (9, 17438347991), (19, 8260270101), (57, 2753423367), (171, 917807789)]