26912907

素因数分解:

$3^2\times 7^2\times {\mathrm{61027}}^1$

素因数の和:61047

約数の個数: 18

約数和(自身を含む): 45221748

約数和(自身を除く): 18308841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 61027, 183081, 427189, 549243, 1281567, 2990323, 3844701, 8970969, 26912907]

約数ペア:

[(1, 26912907), (3, 8970969), (7, 3844701), (9, 2990323), (21, 1281567), (49, 549243), (63, 427189), (147, 183081), (441, 61027)]