4878902021

素因数分解:

$7^2\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{3989}}^1$

素因数の和:4341

約数の個数: 24

約数和(自身を含む): 5753979000

約数和(自身を除く): 875076979

約数列:

[1, 7, 49, 109, 229, 763, 1603, 3989, 5341, 11221, 24961, 27923, 174727, 195461, 434801, 913481, 1223089, 3043607, 6394367, 21305249, 44760569, 99569429, 696986003, 4878902021]

約数ペア:

[(1, 4878902021), (7, 696986003), (49, 99569429), (109, 44760569), (229, 21305249), (763, 6394367), (1603, 3043607), (3989, 1223089), (5341, 913481), (11221, 434801), (24961, 195461), (27923, 174727)]