66489507

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{19913}}^1$

素因数の和:19979

約数の個数: 24

約数和(自身を含む): 111837024

約数和(自身を除く): 45347517

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 19913, 59739, 139391, 179217, 418173, 1055389, 1254519, 3166167, 7387723, 9498501, 22163169, 66489507]

約数ペア:

[(1, 66489507), (3, 22163169), (7, 9498501), (9, 7387723), (21, 3166167), (53, 1254519), (63, 1055389), (159, 418173), (371, 179217), (477, 139391), (1113, 59739), (3339, 19913)]