79709721

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 135825984

約数和(自身を除く): 56116263

約数列:

[1, 3, 7, 13, 21, 39, 49, 53, 91, 147, 159, 273, 371, 637, 689, 787, 1113, 1911, 2067, 2361, 2597, 4823, 5509, 7791, 10231, 14469, 16527, 30693, 33761, 38563, 41711, 71617, 101283, 115689, 125133, 214851, 291977, 501319, 542243, 875931, 1503957, 1626729, 2043839, 3795701, 6131517, 11387103, 26569907, 79709721]

約数ペア:

[(1, 79709721), (3, 26569907), (7, 11387103), (13, 6131517), (21, 3795701), (39, 2043839), (49, 1626729), (53, 1503957), (91, 875931), (147, 542243), (159, 501319), (273, 291977), (371, 214851), (637, 125133), (689, 115689), (787, 101283), (1113, 71617), (1911, 41711), (2067, 38563), (2361, 33761), (2597, 30693), (4823, 16527), (5509, 14469), (7791, 10231)]