316908781

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{701}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 400308480

約数和(自身を除く): 83399699

約数列:

[1, 7, 17, 29, 119, 131, 203, 493, 701, 917, 2227, 3451, 3799, 4907, 11917, 15589, 20329, 26593, 64583, 83419, 91831, 142303, 345593, 452081, 642817, 1561127, 2419151, 2663099, 10927889, 18641693, 45272683, 316908781]

約数ペア:

[(1, 316908781), (7, 45272683), (17, 18641693), (29, 10927889), (119, 2663099), (131, 2419151), (203, 1561127), (493, 642817), (701, 452081), (917, 345593), (2227, 142303), (3451, 91831), (3799, 83419), (4907, 64583), (11917, 26593), (15589, 20329)]