17890929

素因数分解:

$3^3\times 7^2\times {\mathrm{13523}}^1$

素因数の和:13546

約数の個数: 24

約数和(自身を含む): 30834720

約数和(自身を除く): 12943791

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 13523, 40569, 94661, 121707, 283983, 365121, 662627, 851949, 1987881, 2555847, 5963643, 17890929]

約数ペア:

[(1, 17890929), (3, 5963643), (7, 2555847), (9, 1987881), (21, 851949), (27, 662627), (49, 365121), (63, 283983), (147, 121707), (189, 94661), (441, 40569), (1323, 13523)]