12261255

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19937}}^1$

素因数の和:19986

約数の個数: 16

約数和(自身を含む): 20097504

約数和(自身を除く): 7836249

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 19937, 59811, 99685, 299055, 817417, 2452251, 4087085, 12261255]

約数ペア:

[(1, 12261255), (3, 4087085), (5, 2452251), (15, 817417), (41, 299055), (123, 99685), (205, 59811), (615, 19937)]