12969735

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21089}}^1$

素因数の和:21138

約数の個数: 16

約数和(自身を含む): 21258720

約数和(自身を除く): 8288985

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 21089, 63267, 105445, 316335, 864649, 2593947, 4323245, 12969735]

約数ペア:

[(1, 12969735), (3, 4323245), (5, 2593947), (15, 864649), (41, 316335), (123, 105445), (205, 63267), (615, 21089)]