15937971

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 25256448

約数和(自身を除く): 9318477

約数列:

[1, 3, 7, 21, 41, 107, 123, 173, 287, 321, 519, 749, 861, 1211, 2247, 3633, 4387, 7093, 13161, 18511, 21279, 30709, 49651, 55533, 92127, 129577, 148953, 388731, 758951, 2276853, 5312657, 15937971]

約数ペア:

[(1, 15937971), (3, 5312657), (7, 2276853), (21, 758951), (41, 388731), (107, 148953), (123, 129577), (173, 92127), (287, 55533), (321, 49651), (519, 30709), (749, 21279), (861, 18511), (1211, 13161), (2247, 7093), (3633, 4387)]