389617067

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{827}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 489328128

約数和(自身を除く): 99711061

約数列:

[1, 7, 17, 37, 107, 119, 259, 629, 749, 827, 1819, 3959, 4403, 5789, 12733, 14059, 27713, 30599, 67303, 88489, 98413, 214193, 471121, 520183, 619423, 1504313, 3274093, 3641281, 10530191, 22918651, 55659581, 389617067]

約数ペア:

[(1, 389617067), (7, 55659581), (17, 22918651), (37, 10530191), (107, 3641281), (119, 3274093), (259, 1504313), (629, 619423), (749, 520183), (827, 471121), (1819, 214193), (3959, 98413), (4403, 88489), (5789, 67303), (12733, 30599), (14059, 27713)]