180762273

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{13691}}^1$

素因数の和:13866

約数の個数: 20

約数和(自身を含む): 271704048

約数和(自身を除く): 90941775

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 13203, 13691, 41073, 123219, 369657, 1108971, 2231633, 6694899, 20084697, 60254091, 180762273]

約数ペア:

[(1, 180762273), (3, 60254091), (9, 20084697), (27, 6694899), (81, 2231633), (163, 1108971), (489, 369657), (1467, 123219), (4401, 41073), (13203, 13691)]