57661155

素因数分解:

$3^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1999}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 100152000

約数和(自身を除く): 42490845

約数列:

[1, 3, 5, 9, 15, 45, 641, 1923, 1999, 3205, 5769, 5997, 9615, 9995, 17991, 28845, 29985, 89955, 1281359, 3844077, 6406795, 11532231, 19220385, 57661155]

約数ペア:

[(1, 57661155), (3, 19220385), (5, 11532231), (9, 6406795), (15, 3844077), (45, 1281359), (641, 89955), (1923, 29985), (1999, 28845), (3205, 17991), (5769, 9995), (5997, 9615)]