219027681

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{3389}}^1$

素因数の和:3605

約数の個数: 24

約数和(自身を含む): 325765440

約数和(自身を除く): 106737759

約数列:

[1, 3, 9, 43, 129, 167, 387, 501, 1503, 3389, 7181, 10167, 21543, 30501, 64629, 145727, 437181, 565963, 1311543, 1697889, 5093667, 24336409, 73009227, 219027681]

約数ペア:

[(1, 219027681), (3, 73009227), (9, 24336409), (43, 5093667), (129, 1697889), (167, 1311543), (387, 565963), (501, 437181), (1503, 145727), (3389, 64629), (7181, 30501), (10167, 21543)]