279792387

素因数分解:

$3^6\times 7^1\times {\mathrm{54829}}^1$

素因数の和:54854

約数の個数: 28

約数和(自身を含む): 479433520

約数和(自身を除く): 199641133

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 54829, 164487, 383803, 493461, 1151409, 1480383, 3454227, 4441149, 10362681, 13323447, 31088043, 39970341, 93264129, 279792387]

約数ペア:

[(1, 279792387), (3, 93264129), (7, 39970341), (9, 31088043), (21, 13323447), (27, 10362681), (63, 4441149), (81, 3454227), (189, 1480383), (243, 1151409), (567, 493461), (729, 383803), (1701, 164487), (5103, 54829)]