717969987

素因数分解:

$3^5\times 7^1\times {\mathrm{422087}}^1$

素因数の和:422109

約数の個数: 24

約数和(自身を含む): 1229120256

約数和(自身を除く): 511150269

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 422087, 1266261, 2954609, 3798783, 8863827, 11396349, 26591481, 34189047, 79774443, 102567141, 239323329, 717969987]

約数ペア:

[(1, 717969987), (3, 239323329), (7, 102567141), (9, 79774443), (21, 34189047), (27, 26591481), (63, 11396349), (81, 8863827), (189, 3798783), (243, 2954609), (567, 1266261), (1701, 422087)]