26978845

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4327}}^1$

素因数の和:4404

約数の個数: 16

約数和(自身を含む): 34277760

約数和(自身を除く): 7298915

約数列:

[1, 5, 29, 43, 145, 215, 1247, 4327, 6235, 21635, 125483, 186061, 627415, 930305, 5395769, 26978845]

約数ペア:

[(1, 26978845), (5, 5395769), (29, 930305), (43, 627415), (145, 186061), (215, 125483), (1247, 21635), (4327, 6235)]