66142209

素因数分解:

$3^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{1867}}^1$

素因数の和:2125

約数の個数: 24

約数和(自身を含む): 103068768

約数和(自身を除く): 36926559

約数列:

[1, 3, 7, 21, 49, 147, 241, 723, 1687, 1867, 5061, 5601, 11809, 13069, 35427, 39207, 91483, 274449, 449947, 1349841, 3149629, 9448887, 22047403, 66142209]

約数ペア:

[(1, 66142209), (3, 22047403), (7, 9448887), (21, 3149629), (49, 1349841), (147, 449947), (241, 274449), (723, 91483), (1687, 39207), (1867, 35427), (5061, 13069), (5601, 11809)]