15321943

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1229}}^1$

素因数の和:1386

約数の個数: 16

約数和(自身を含む): 19010880

約数和(自身を除く): 3688937

約数列:

[1, 7, 13, 91, 137, 959, 1229, 1781, 8603, 12467, 15977, 111839, 168373, 1178611, 2188849, 15321943]

約数ペア:

[(1, 15321943), (7, 2188849), (13, 1178611), (91, 168373), (137, 111839), (959, 15977), (1229, 12467), (1781, 8603)]