1309365243

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{107053}}^1$

素因数の和:107216

約数の個数: 20

約数和(自身を含む): 1968937168

約数和(自身を除く): 659571925

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 107053, 321159, 963477, 2890431, 8671293, 16165003, 48495009, 145485027, 436455081, 1309365243]

約数ペア:

[(1, 1309365243), (3, 436455081), (9, 145485027), (27, 48495009), (81, 16165003), (151, 8671293), (453, 2890431), (1359, 963477), (4077, 321159), (12231, 107053)]