396559107

素因数分解:

$3^2\times 7^3\times {\mathrm{128461}}^1$

素因数の和:128488

約数の個数: 24

約数和(自身を含む): 668002400

約数和(自身を除く): 271443293

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 128461, 385383, 899227, 1156149, 2697681, 6294589, 8093043, 18883767, 44062123, 56651301, 132186369, 396559107]

約数ペア:

[(1, 396559107), (3, 132186369), (7, 56651301), (9, 44062123), (21, 18883767), (49, 8093043), (63, 6294589), (147, 2697681), (343, 1156149), (441, 899227), (1029, 385383), (3087, 128461)]