2591145

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 4560192

約数和(自身を除く): 1969047

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 811, 1065, 2433, 3195, 4055, 7299, 12165, 36495, 57581, 172743, 287905, 518229, 863715, 2591145]

約数ペア:

[(1, 2591145), (3, 863715), (5, 518229), (9, 287905), (15, 172743), (45, 57581), (71, 36495), (213, 12165), (355, 7299), (639, 4055), (811, 3195), (1065, 2433)]