1556021961

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{27197}}^1$

素因数の和:27382

約数の個数: 32

約数和(自身を含む): 2497864320

約数和(自身を除く): 941842359

約数列:

[1, 3, 9, 13, 27, 39, 117, 163, 351, 489, 1467, 2119, 4401, 6357, 19071, 27197, 57213, 81591, 244773, 353561, 734319, 1060683, 3182049, 4433111, 9546147, 13299333, 39897999, 57630443, 119693997, 172891329, 518673987, 1556021961]

約数ペア:

[(1, 1556021961), (3, 518673987), (9, 172891329), (13, 119693997), (27, 57630443), (39, 39897999), (117, 13299333), (163, 9546147), (351, 4433111), (489, 3182049), (1467, 1060683), (2119, 734319), (4401, 353561), (6357, 244773), (19071, 81591), (27197, 57213)]