80821257

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{4397}}^1$

素因数の和:4968

約数の個数: 16

約数和(自身を含む): 117796032

約数和(自身を除く): 36974775

約数列:

[1, 3, 11, 33, 557, 1671, 4397, 6127, 13191, 18381, 48367, 145101, 2449129, 7347387, 26940419, 80821257]

約数ペア:

[(1, 80821257), (3, 26940419), (11, 7347387), (33, 2449129), (557, 145101), (1671, 48367), (4397, 18381), (6127, 13191)]