80425359

素因数分解:

$3^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2351}}^1$

素因数の和:2548

約数の個数: 32

約数和(自身を含む): 136980480

約数和(自身を除く): 56555121

約数列:

[1, 3, 7, 9, 21, 27, 63, 181, 189, 543, 1267, 1629, 2351, 3801, 4887, 7053, 11403, 16457, 21159, 34209, 49371, 63477, 148113, 425531, 444339, 1276593, 2978717, 3829779, 8936151, 11489337, 26808453, 80425359]

約数ペア:

[(1, 80425359), (3, 26808453), (7, 11489337), (9, 8936151), (21, 3829779), (27, 2978717), (63, 1276593), (181, 444339), (189, 425531), (543, 148113), (1267, 63477), (1629, 49371), (2351, 34209), (3801, 21159), (4887, 16457), (7053, 11403)]