28749678

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1151}}^1$

素因数の和:1360

約数の個数: 32

約数和(自身を含む): 60383232

約数和(自身を除く): 31633554

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 181, 362, 543, 1086, 1151, 2302, 3453, 4163, 6906, 8326, 12489, 24978, 26473, 52946, 79419, 158838, 208331, 416662, 624993, 1249986, 4791613, 9583226, 14374839, 28749678]

約数ペア:

[(1, 28749678), (2, 14374839), (3, 9583226), (6, 4791613), (23, 1249986), (46, 624993), (69, 416662), (138, 208331), (181, 158838), (362, 79419), (543, 52946), (1086, 26473), (1151, 24978), (2302, 12489), (3453, 8326), (4163, 6906)]