86040387

素因数分解:

$3^4\times {\mathrm{661}}^1\times {\mathrm{1607}}^1$

素因数の和:2280

約数の個数: 20

約数和(自身を含む): 128804016

約数和(自身を除く): 42763629

約数列:

[1, 3, 9, 27, 81, 661, 1607, 1983, 4821, 5949, 14463, 17847, 43389, 53541, 130167, 1062227, 3186681, 9560043, 28680129, 86040387]

約数ペア:

[(1, 86040387), (3, 28680129), (9, 9560043), (27, 3186681), (81, 1062227), (661, 130167), (1607, 53541), (1983, 43389), (4821, 17847), (5949, 14463)]