86875884907

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{639833}}^1$

素因数の和:640027

約数の個数: 24

約数和(自身を含む): 107661028176

約数和(自身を除く): 20785143269

約数列:

[1, 7, 17, 49, 119, 163, 833, 1141, 2771, 7987, 19397, 135779, 639833, 4478831, 10877161, 31351817, 76140127, 104292779, 532980889, 730049453, 1772977243, 5110346171, 12410840701, 86875884907]

約数ペア:

[(1, 86875884907), (7, 12410840701), (17, 5110346171), (49, 1772977243), (119, 730049453), (163, 532980889), (833, 104292779), (1141, 76140127), (2771, 31351817), (7987, 10877161), (19397, 4478831), (135779, 639833)]