291744909

素因数分解:

$3^4\times {\mathrm{661}}^1\times {\mathrm{5449}}^1$

素因数の和:6122

約数の個数: 20

約数和(自身を含む): 436555900

約数和(自身を除く): 144810991

約数列:

[1, 3, 9, 27, 81, 661, 1983, 5449, 5949, 16347, 17847, 49041, 53541, 147123, 441369, 3601789, 10805367, 32416101, 97248303, 291744909]

約数ペア:

[(1, 291744909), (3, 97248303), (9, 32416101), (27, 10805367), (81, 3601789), (661, 441369), (1983, 147123), (5449, 53541), (5949, 49041), (16347, 17847)]