3840417

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 6479616

約数和(自身を除く): 2639199

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 1297, 2961, 3891, 9079, 11673, 27237, 60959, 81711, 182877, 426713, 548631, 1280139, 3840417]

約数ペア:

[(1, 3840417), (3, 1280139), (7, 548631), (9, 426713), (21, 182877), (47, 81711), (63, 60959), (141, 27237), (329, 11673), (423, 9079), (987, 3891), (1297, 2961)]