28725830721

素因数分解:

$3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1456759}}^1$

素因数の和:1457085

約数の個数: 24

約数和(自身を含む): 47571954560

約数和(自身を除く): 18846123839

約数列:

[1, 3, 7, 9, 21, 63, 313, 939, 2191, 2817, 6573, 19719, 1456759, 4370277, 10197313, 13110831, 30591939, 91775817, 455965567, 1367896701, 3191758969, 4103690103, 9575276907, 28725830721]

約数ペア:

[(1, 28725830721), (3, 9575276907), (7, 4103690103), (9, 3191758969), (21, 1367896701), (63, 455965567), (313, 91775817), (939, 30591939), (2191, 13110831), (2817, 10197313), (6573, 4370277), (19719, 1456759)]