66966690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{318889}}^1$

素因数の和:318906

約数の個数: 32

約数和(自身を含む): 183680640

約数和(自身を除く): 116713950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 318889, 637778, 956667, 1594445, 1913334, 2232223, 3188890, 4464446, 4783335, 6696669, 9566670, 11161115, 13393338, 22322230, 33483345, 66966690]

約数ペア:

[(1, 66966690), (2, 33483345), (3, 22322230), (5, 13393338), (6, 11161115), (7, 9566670), (10, 6696669), (14, 4783335), (15, 4464446), (21, 3188890), (30, 2232223), (35, 1913334), (42, 1594445), (70, 956667), (105, 637778), (210, 318889)]