15994915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2789}}^1$

素因数の和:2862

約数の個数: 16

約数和(自身を含む): 20355840

約数和(自身を除く): 4360925

約数列:

[1, 5, 31, 37, 155, 185, 1147, 2789, 5735, 13945, 86459, 103193, 432295, 515965, 3198983, 15994915]

約数ペア:

[(1, 15994915), (5, 3198983), (31, 515965), (37, 432295), (155, 103193), (185, 86459), (1147, 13945), (2789, 5735)]