2161918077

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{117617}}^1$

素因数の和:118188

約数の個数: 16

約数和(自身を含む): 3150280512

約数和(自身を除く): 988362435

約数列:

[1, 3, 11, 33, 557, 1671, 6127, 18381, 117617, 352851, 1293787, 3881361, 65512669, 196538007, 720639359, 2161918077]

約数ペア:

[(1, 2161918077), (3, 720639359), (11, 196538007), (33, 65512669), (557, 3881361), (1671, 1293787), (6127, 352851), (18381, 117617)]