12718782

素因数分解:

$2^1\times 3^4\times {\mathrm{78511}}^1$

素因数の和:78525

約数の個数: 20

約数和(自身を含む): 28499856

約数和(自身を除く): 15781074

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 78511, 157022, 235533, 471066, 706599, 1413198, 2119797, 4239594, 6359391, 12718782]

約数ペア:

[(1, 12718782), (2, 6359391), (3, 4239594), (6, 2119797), (9, 1413198), (18, 706599), (27, 471066), (54, 235533), (81, 157022), (162, 78511)]