12640869

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 19319040

約数和(自身を除く): 6678171

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 773, 1817, 2319, 5451, 6957, 16353, 17779, 53337, 61067, 160011, 183201, 549603, 1404541, 4213623, 12640869]

約数ペア:

[(1, 12640869), (3, 4213623), (9, 1404541), (23, 549603), (69, 183201), (79, 160011), (207, 61067), (237, 53337), (711, 17779), (773, 16353), (1817, 6957), (2319, 5451)]