80988687

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{17749}}^1$

素因数の和:17784

約数の個数: 24

約数和(自身を含む): 129930000

約数和(自身を除く): 48941313

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4563, 17749, 53247, 159741, 230737, 479223, 692211, 2076633, 2999581, 6229899, 8998743, 26996229, 80988687]

約数ペア:

[(1, 80988687), (3, 26996229), (9, 8998743), (13, 6229899), (27, 2999581), (39, 2076633), (117, 692211), (169, 479223), (351, 230737), (507, 159741), (1521, 53247), (4563, 17749)]