81798372

素因数分解:

$2^2\times 3^2\times {\mathrm{2272177}}^1$

素因数の和:2272187

約数の個数: 18

約数和(自身を含む): 206768198

約数和(自身を除く): 124969826

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2272177, 4544354, 6816531, 9088708, 13633062, 20449593, 27266124, 40899186, 81798372]

約数ペア:

[(1, 81798372), (2, 40899186), (3, 27266124), (4, 20449593), (6, 13633062), (9, 9088708), (12, 6816531), (18, 4544354), (36, 2272177)]