38519243

素因数分解:

$7^4\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:352

約数の個数: 20

約数和(自身を含む): 45846768

約数和(自身を除く): 7327525

約数列:

[1, 7, 49, 61, 263, 343, 427, 1841, 2401, 2989, 12887, 16043, 20923, 90209, 112301, 146461, 631463, 786107, 5502749, 38519243]

約数ペア:

[(1, 38519243), (7, 5502749), (49, 786107), (61, 631463), (263, 146461), (343, 112301), (427, 90209), (1841, 20923), (2401, 16043), (2989, 12887)]