70691859

素因数分解:

$3^6\times 7^2\times {\mathrm{1979}}^1$

素因数の和:2011

約数の個数: 42

約数和(自身を含む): 123355980

約数和(自身を除く): 52664121

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 1979, 3969, 5103, 5937, 11907, 13853, 17811, 35721, 41559, 53433, 96971, 124677, 160299, 290913, 374031, 480897, 872739, 1122093, 1442691, 2618217, 3366279, 7854651, 10098837, 23563953, 70691859]

約数ペア:

[(1, 70691859), (3, 23563953), (7, 10098837), (9, 7854651), (21, 3366279), (27, 2618217), (49, 1442691), (63, 1122093), (81, 872739), (147, 480897), (189, 374031), (243, 290913), (441, 160299), (567, 124677), (729, 96971), (1323, 53433), (1701, 41559), (1979, 35721), (3969, 17811), (5103, 13853), (5937, 11907)]