13161231

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{5477}}^1$

素因数の和:5575

約数の個数: 16

約数和(自身を含む): 19720800

約数和(自身を除く): 6559569

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 5477, 16431, 49293, 147879, 487453, 1462359, 4387077, 13161231]

約数ペア:

[(1, 13161231), (3, 4387077), (9, 1462359), (27, 487453), (89, 147879), (267, 49293), (801, 16431), (2403, 5477)]