4972471

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:156

約数の個数: 20

約数和(自身を含む): 6162200

約数和(自身を除く): 1189729

約数列:

[1, 7, 19, 49, 109, 133, 343, 763, 931, 2071, 2401, 5341, 6517, 14497, 37387, 45619, 101479, 261709, 710353, 4972471]

約数ペア:

[(1, 4972471), (7, 710353), (19, 261709), (49, 101479), (109, 45619), (133, 37387), (343, 14497), (763, 6517), (931, 5341), (2071, 2401)]