388621239

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1327}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 554827776

約数和(自身を除く): 166206537

約数列:

[1, 3, 31, 47, 67, 93, 141, 201, 1327, 1457, 2077, 3149, 3981, 4371, 6231, 9447, 41137, 62369, 88909, 97619, 123411, 187107, 266727, 292857, 1933439, 2756179, 4178723, 5800317, 8268537, 12536169, 129540413, 388621239]

約数ペア:

[(1, 388621239), (3, 129540413), (31, 12536169), (47, 8268537), (67, 5800317), (93, 4178723), (141, 2756179), (201, 1933439), (1327, 292857), (1457, 266727), (2077, 187107), (3149, 123411), (3981, 97619), (4371, 88909), (6231, 62369), (9447, 41137)]