2255553

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{601}}^1$

素因数の和:749

約数の個数: 16

約数和(自身を含む): 3371200

約数和(自身を除く): 1115647

約数列:

[1, 3, 9, 27, 139, 417, 601, 1251, 1803, 3753, 5409, 16227, 83539, 250617, 751851, 2255553]

約数ペア:

[(1, 2255553), (3, 751851), (9, 250617), (27, 83539), (139, 16227), (417, 5409), (601, 3753), (1251, 1803)]