123713821

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{2621}}^1$

素因数の和:3252

約数の個数: 16

約数和(自身を含む): 154551168

約数和(自身を除く): 30837347

約数列:

[1, 7, 11, 77, 613, 2621, 4291, 6743, 18347, 28831, 47201, 201817, 1606673, 11246711, 17673403, 123713821]

約数ペア:

[(1, 123713821), (7, 17673403), (11, 11246711), (77, 1606673), (613, 201817), (2621, 47201), (4291, 28831), (6743, 18347)]