28554771

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22291}}^1$

素因数の和:22362

約数の個数: 16

約数和(自身を含む): 44227328

約数和(自身を除く): 15672557

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 22291, 66873, 156037, 468111, 1359751, 4079253, 9518257, 28554771]

約数ペア:

[(1, 28554771), (3, 9518257), (7, 4079253), (21, 1359751), (61, 468111), (183, 156037), (427, 66873), (1281, 22291)]