2271321

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 3669120

約数和(自身を除く): 1397799

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 719, 1053, 2157, 3159, 6471, 9347, 19413, 28041, 58239, 84123, 174717, 252369, 757107, 2271321]

約数ペア:

[(1, 2271321), (3, 757107), (9, 252369), (13, 174717), (27, 84123), (39, 58239), (81, 28041), (117, 19413), (243, 9347), (351, 6471), (719, 3159), (1053, 2157)]