2638797

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 4240800

約数和(自身を除く): 1602003

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 619, 1421, 1857, 4263, 4333, 12999, 17951, 30331, 53853, 90993, 125657, 376971, 879599, 2638797]

約数ペア:

[(1, 2638797), (3, 879599), (7, 376971), (21, 125657), (29, 90993), (49, 53853), (87, 30331), (147, 17951), (203, 12999), (609, 4333), (619, 4263), (1421, 1857)]