291276009

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{455831}}^1$

素因数の和:455908

約数の個数: 12

約数和(自身を含む): 426658752

約数和(自身を除く): 135382743

約数列:

[1, 3, 9, 71, 213, 639, 455831, 1367493, 4102479, 32364001, 97092003, 291276009]

約数ペア:

[(1, 291276009), (3, 97092003), (9, 32364001), (71, 4102479), (213, 1367493), (639, 455831)]