25406703

素因数分解:

$3^4\times 7^1\times {\mathrm{44809}}^1$

素因数の和:44828

約数の個数: 20

約数和(自身を含む): 43376080

約数和(自身を除く): 17969377

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 44809, 134427, 313663, 403281, 940989, 1209843, 2822967, 3629529, 8468901, 25406703]

約数ペア:

[(1, 25406703), (3, 8468901), (7, 3629529), (9, 2822967), (21, 1209843), (27, 940989), (63, 403281), (81, 313663), (189, 134427), (567, 44809)]