289940103

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{870691}}^1$

素因数の和:870734

約数の個数: 12

約数和(自身を含む): 430121848

約数和(自身を除く): 140181745

約数列:

[1, 3, 9, 37, 111, 333, 870691, 2612073, 7836219, 32215567, 96646701, 289940103]

約数ペア:

[(1, 289940103), (3, 96646701), (9, 32215567), (37, 7836219), (111, 2612073), (333, 870691)]