68274885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4889}}^1$

素因数の和:4930

約数の個数: 48

約数和(自身を含む): 133790400

約数和(自身を除く): 65515515

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2793, 4655, 4889, 13965, 14667, 24445, 34223, 73335, 92891, 102669, 171115, 239561, 278673, 464455, 513345, 650237, 718683, 1197805, 1393365, 1950711, 3251185, 3593415, 4551659, 9753555, 13654977, 22758295, 68274885]

約数ペア:

[(1, 68274885), (3, 22758295), (5, 13654977), (7, 9753555), (15, 4551659), (19, 3593415), (21, 3251185), (35, 1950711), (49, 1393365), (57, 1197805), (95, 718683), (105, 650237), (133, 513345), (147, 464455), (245, 278673), (285, 239561), (399, 171115), (665, 102669), (735, 92891), (931, 73335), (1995, 34223), (2793, 24445), (4655, 14667), (4889, 13965)]