81555298

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{17569}}^1$

素因数の和:17793

約数の個数: 16

約数和(自身を含む): 134094240

約数和(自身を除く): 52538942

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4642, 17569, 35138, 193259, 386518, 3707059, 7414118, 40777649, 81555298]

約数ペア:

[(1, 81555298), (2, 40777649), (11, 7414118), (22, 3707059), (211, 386518), (422, 193259), (2321, 35138), (4642, 17569)]