12319281

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 19446336

約数和(自身を除く): 7127055

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 1483, 2769, 4449, 8307, 13347, 19279, 57837, 105293, 173511, 315879, 947637, 1368809, 4106427, 12319281]

約数ペア:

[(1, 12319281), (3, 4106427), (9, 1368809), (13, 947637), (39, 315879), (71, 173511), (117, 105293), (213, 57837), (639, 19279), (923, 13347), (1483, 8307), (2769, 4449)]