7904547

素因数分解:

$3^6\times 7^1\times {\mathrm{1549}}^1$

素因数の和:1574

約数の個数: 28

約数和(自身を含む): 13553200

約数和(自身を除く): 5648653

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1549, 1701, 4647, 5103, 10843, 13941, 32529, 41823, 97587, 125469, 292761, 376407, 878283, 1129221, 2634849, 7904547]

約数ペア:

[(1, 7904547), (3, 2634849), (7, 1129221), (9, 878283), (21, 376407), (27, 292761), (63, 125469), (81, 97587), (189, 41823), (243, 32529), (567, 13941), (729, 10843), (1549, 5103), (1701, 4647)]