1138991217

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{487}}^1\times {\mathrm{659}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 1886100480

約数和(自身を除く): 747109263

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 487, 507, 659, 1183, 1461, 1977, 3409, 3549, 4613, 6331, 8567, 10227, 13839, 18993, 25701, 44317, 59969, 82303, 111371, 132951, 179907, 246909, 320933, 334113, 576121, 779597, 962799, 1728363, 2246531, 2338791, 4172129, 6739593, 12516387, 29204903, 54237677, 87614709, 162713031, 379663739, 1138991217]

約数ペア:

[(1, 1138991217), (3, 379663739), (7, 162713031), (13, 87614709), (21, 54237677), (39, 29204903), (91, 12516387), (169, 6739593), (273, 4172129), (487, 2338791), (507, 2246531), (659, 1728363), (1183, 962799), (1461, 779597), (1977, 576121), (3409, 334113), (3549, 320933), (4613, 246909), (6331, 179907), (8567, 132951), (10227, 111371), (13839, 82303), (18993, 59969), (25701, 44317)]