2051878005

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1112129}}^1$

素因数の和:1112181

約数の個数: 24

約数和(自身を含む): 3643337880

約数和(自身を除く): 1591459875

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 1112129, 3336387, 5560645, 10009161, 16681935, 45597289, 50045805, 136791867, 227986445, 410375601, 683959335, 2051878005]

約数ペア:

[(1, 2051878005), (3, 683959335), (5, 410375601), (9, 227986445), (15, 136791867), (41, 50045805), (45, 45597289), (123, 16681935), (205, 10009161), (369, 5560645), (615, 3336387), (1845, 1112129)]