1209804957

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{22171}}^1$

素因数の和:22270

約数の個数: 32

約数和(自身を含む): 1873090560

約数和(自身を除く): 663285603

約数列:

[1, 3, 9, 27, 43, 47, 129, 141, 387, 423, 1161, 1269, 2021, 6063, 18189, 22171, 54567, 66513, 199539, 598617, 953353, 1042037, 2860059, 3126111, 8580177, 9378333, 25740531, 28134999, 44807591, 134422773, 403268319, 1209804957]

約数ペア:

[(1, 1209804957), (3, 403268319), (9, 134422773), (27, 44807591), (43, 28134999), (47, 25740531), (129, 9378333), (141, 8580177), (387, 3126111), (423, 2860059), (1161, 1042037), (1269, 953353), (2021, 598617), (6063, 199539), (18189, 66513), (22171, 54567)]