64860669

素因数分解:

$3^4\times {\mathrm{397}}^1\times {\mathrm{2017}}^1$

素因数の和:2426

約数の個数: 20

約数和(自身を含む): 97182844

約数和(自身を除く): 32322175

約数列:

[1, 3, 9, 27, 81, 397, 1191, 2017, 3573, 6051, 10719, 18153, 32157, 54459, 163377, 800749, 2402247, 7206741, 21620223, 64860669]

約数ペア:

[(1, 64860669), (3, 21620223), (9, 7206741), (27, 2402247), (81, 800749), (397, 163377), (1191, 54459), (2017, 32157), (3573, 18153), (6051, 10719)]