12739725

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1438

約数の個数: 36

約数和(自身を含む): 23391732

約数和(自身を除く): 10652007

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 615, 1025, 1381, 1845, 3075, 4143, 6905, 9225, 12429, 20715, 34525, 56621, 62145, 103575, 169863, 283105, 310725, 509589, 849315, 1415525, 2547945, 4246575, 12739725]

約数ペア:

[(1, 12739725), (3, 4246575), (5, 2547945), (9, 1415525), (15, 849315), (25, 509589), (41, 310725), (45, 283105), (75, 169863), (123, 103575), (205, 62145), (225, 56621), (369, 34525), (615, 20715), (1025, 12429), (1381, 9225), (1845, 6905), (3075, 4143)]