12789105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{349}}^2$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 23452992

約数和(自身を除く): 10663887

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 349, 1047, 1745, 2443, 5235, 7329, 12215, 36645, 121801, 365403, 609005, 852607, 1827015, 2557821, 4263035, 12789105]

約数ペア:

[(1, 12789105), (3, 4263035), (5, 2557821), (7, 1827015), (15, 852607), (21, 609005), (35, 365403), (105, 121801), (349, 36645), (1047, 12215), (1745, 7329), (2443, 5235)]