123507972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{490111}}^1$

素因数の和:490128

約数の個数: 36

約数和(自身を含む): 356801536

約数和(自身を除く): 233293564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 490111, 980222, 1470333, 1960444, 2940666, 3430777, 4410999, 5881332, 6861554, 8821998, 10292331, 13723108, 17643996, 20584662, 30876993, 41169324, 61753986, 123507972]

約数ペア:

[(1, 123507972), (2, 61753986), (3, 41169324), (4, 30876993), (6, 20584662), (7, 17643996), (9, 13723108), (12, 10292331), (14, 8821998), (18, 6861554), (21, 5881332), (28, 4410999), (36, 3430777), (42, 2940666), (63, 1960444), (84, 1470333), (126, 980222), (252, 490111)]