51891723

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11987}}^1$

素因数の和:12043

約数の個数: 24

約数和(自身を含む): 82909008

約数和(自身を除く): 31017285

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 11987, 35961, 107883, 155831, 443519, 467493, 1330557, 1402479, 3991671, 5765747, 17297241, 51891723]

約数ペア:

[(1, 51891723), (3, 17297241), (9, 5765747), (13, 3991671), (37, 1402479), (39, 1330557), (111, 467493), (117, 443519), (333, 155831), (481, 107883), (1443, 35961), (4329, 11987)]