66660615

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 132627456

約数和(自身を除く): 65966841

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 431, 491, 1293, 1473, 2155, 2455, 3017, 3437, 3879, 4419, 6465, 7365, 9051, 10311, 15085, 17185, 19395, 22095, 27153, 30933, 45255, 51555, 135765, 154665, 211621, 634863, 1058105, 1481347, 1904589, 3174315, 4444041, 7406735, 9522945, 13332123, 22220205, 66660615]

約数ペア:

[(1, 66660615), (3, 22220205), (5, 13332123), (7, 9522945), (9, 7406735), (15, 4444041), (21, 3174315), (35, 1904589), (45, 1481347), (63, 1058105), (105, 634863), (315, 211621), (431, 154665), (491, 135765), (1293, 51555), (1473, 45255), (2155, 30933), (2455, 27153), (3017, 22095), (3437, 19395), (3879, 17185), (4419, 15085), (6465, 10311), (7365, 9051)]