12964617

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{6959}}^1$

素因数の和:6994

約数の個数: 20

約数和(自身を含む): 20211840

約数和(自身を除く): 7247223

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 6959, 20877, 62631, 160057, 187893, 480171, 563679, 1440513, 4321539, 12964617]

約数ペア:

[(1, 12964617), (3, 4321539), (9, 1440513), (23, 563679), (27, 480171), (69, 187893), (81, 160057), (207, 62631), (621, 20877), (1863, 6959)]