66135505

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2213}}^1$

素因数の和:2400

約数の個数: 16

約数和(自身を含む): 81829440

約数和(自身を除く): 15693935

約数列:

[1, 5, 43, 139, 215, 695, 2213, 5977, 11065, 29885, 95159, 307607, 475795, 1538035, 13227101, 66135505]

約数ペア:

[(1, 66135505), (5, 13227101), (43, 1538035), (139, 475795), (215, 307607), (695, 95159), (2213, 29885), (5977, 11065)]