30811887

素因数分解:

$3^3\times {\mathrm{271}}^1\times {\mathrm{4211}}^1$

素因数の和:4491

約数の個数: 16

約数和(自身を含む): 45826560

約数和(自身を除く): 15014673

約数列:

[1, 3, 9, 27, 271, 813, 2439, 4211, 7317, 12633, 37899, 113697, 1141181, 3423543, 10270629, 30811887]

約数ペア:

[(1, 30811887), (3, 10270629), (9, 3423543), (27, 1141181), (271, 113697), (813, 37899), (2439, 12633), (4211, 7317)]