640147315101

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2179}}^1\times {\mathrm{49433}}^1$

素因数の和:51905

約数の個数: 32

約数和(自身を含む): 979378498560

約数和(自身を除く): 339231183459

約数列:

[1, 3, 7, 21, 283, 849, 1981, 2179, 5943, 6537, 15253, 45759, 49433, 148299, 346031, 616657, 1038093, 1849971, 4316599, 12949797, 13989539, 41968617, 97926773, 107714507, 293780319, 323143521, 754001549, 2262004647, 30483205481, 91449616443, 213382438367, 640147315101]

約数ペア:

[(1, 640147315101), (3, 213382438367), (7, 91449616443), (21, 30483205481), (283, 2262004647), (849, 754001549), (1981, 323143521), (2179, 293780319), (5943, 107714507), (6537, 97926773), (15253, 41968617), (45759, 13989539), (49433, 12949797), (148299, 4316599), (346031, 1849971), (616657, 1038093)]