31861323

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2111}}^1$

素因数の和:2176

約数の個数: 32

約数和(自身を含む): 52039680

約数和(自身を除く): 20178357

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 2111, 5031, 6333, 15093, 18999, 27443, 56997, 82329, 90773, 246987, 272319, 740961, 816957, 1180049, 2450871, 3540147, 10620441, 31861323]

約数ペア:

[(1, 31861323), (3, 10620441), (9, 3540147), (13, 2450871), (27, 1180049), (39, 816957), (43, 740961), (117, 272319), (129, 246987), (351, 90773), (387, 82329), (559, 56997), (1161, 27443), (1677, 18999), (2111, 15093), (5031, 6333)]