4247217

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 6825728

約数和(自身を除く): 2578511

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1171, 1209, 3513, 3627, 10539, 15223, 36301, 45669, 108903, 137007, 326709, 471913, 1415739, 4247217]

約数ペア:

[(1, 4247217), (3, 1415739), (9, 471913), (13, 326709), (31, 137007), (39, 108903), (93, 45669), (117, 36301), (279, 15223), (403, 10539), (1171, 3627), (1209, 3513)]