890336419

素因数分解:

$7^4\times {\mathrm{61}}^1\times {\mathrm{6079}}^1$

素因数の和:6168

約数の個数: 20

約数和(自身を含む): 1055864960

約数和(自身を除く): 165528541

約数列:

[1, 7, 49, 61, 343, 427, 2401, 2989, 6079, 20923, 42553, 146461, 297871, 370819, 2085097, 2595733, 14595679, 18170131, 127190917, 890336419]

約数ペア:

[(1, 890336419), (7, 127190917), (49, 18170131), (61, 14595679), (343, 2595733), (427, 2085097), (2401, 370819), (2989, 297871), (6079, 146461), (20923, 42553)]