28358883

素因数分解:

$3^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{661}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 48299520

約数和(自身を除く): 19940637

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 227, 661, 681, 1589, 1983, 2043, 4627, 4767, 5949, 6129, 13881, 14301, 17847, 41643, 42903, 124929, 150047, 450141, 1050329, 1350423, 3150987, 4051269, 9452961, 28358883]

約数ペア:

[(1, 28358883), (3, 9452961), (7, 4051269), (9, 3150987), (21, 1350423), (27, 1050329), (63, 450141), (189, 150047), (227, 124929), (661, 42903), (681, 41643), (1589, 17847), (1983, 14301), (2043, 13881), (4627, 6129), (4767, 5949)]