7013321

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 20

約数和(自身を含む): 8604672

約数和(自身を除く): 1591351

約数列:

[1, 7, 23, 49, 127, 161, 343, 889, 1127, 2401, 2921, 6223, 7889, 20447, 43561, 55223, 143129, 304927, 1001903, 7013321]

約数ペア:

[(1, 7013321), (7, 1001903), (23, 304927), (49, 143129), (127, 55223), (161, 43561), (343, 20447), (889, 7889), (1127, 6223), (2401, 2921)]