15989631

素因数分解:

$3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 25536000

約数和(自身を除く): 9546369

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 343, 379, 861, 1029, 1137, 2009, 2653, 6027, 7959, 14063, 15539, 18571, 42189, 46617, 55713, 108773, 129997, 326319, 389991, 761411, 2284233, 5329877, 15989631]

約数ペア:

[(1, 15989631), (3, 5329877), (7, 2284233), (21, 761411), (41, 389991), (49, 326319), (123, 129997), (147, 108773), (287, 55713), (343, 46617), (379, 42189), (861, 18571), (1029, 15539), (1137, 14063), (2009, 7959), (2653, 6027)]