28269297

素因数分解:

$3^3\times 7^1\times {\mathrm{373}}^1\times {\mathrm{401}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 48111360

約数和(自身を除く): 19842063

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 373, 401, 1119, 1203, 2611, 2807, 3357, 3609, 7833, 8421, 10071, 10827, 23499, 25263, 70497, 75789, 149573, 448719, 1047011, 1346157, 3141033, 4038471, 9423099, 28269297]

約数ペア:

[(1, 28269297), (3, 9423099), (7, 4038471), (9, 3141033), (21, 1346157), (27, 1047011), (63, 448719), (189, 149573), (373, 75789), (401, 70497), (1119, 25263), (1203, 23499), (2611, 10827), (2807, 10071), (3357, 8421), (3609, 7833)]