7138971

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2411}}^1$

素因数の和:2471

約数の個数: 24

約数和(自身を含む): 12040704

約数和(自身を除く): 4901733

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2411, 2961, 7233, 16877, 21699, 50631, 113317, 151893, 339951, 793219, 1019853, 2379657, 7138971]

約数ペア:

[(1, 7138971), (3, 2379657), (7, 1019853), (9, 793219), (21, 339951), (47, 151893), (63, 113317), (141, 50631), (329, 21699), (423, 16877), (987, 7233), (2411, 2961)]