74939571

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1559}}^1$

素因数の和:1688

約数の個数: 36

約数和(自身を含む): 127155600

約数和(自身を除く): 52216029

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 441, 763, 981, 1559, 2289, 4677, 5341, 6867, 10913, 14031, 16023, 32739, 48069, 76391, 98217, 169931, 229173, 509793, 687519, 1189517, 1529379, 3568551, 8326619, 10705653, 24979857, 74939571]

約数ペア:

[(1, 74939571), (3, 24979857), (7, 10705653), (9, 8326619), (21, 3568551), (49, 1529379), (63, 1189517), (109, 687519), (147, 509793), (327, 229173), (441, 169931), (763, 98217), (981, 76391), (1559, 48069), (2289, 32739), (4677, 16023), (5341, 14031), (6867, 10913)]