28755208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1361}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 57204000

約数和(自身を除く): 28448792

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 1361, 2641, 2722, 5282, 5444, 10564, 10888, 21128, 25859, 51718, 103436, 189179, 206872, 378358, 756716, 1513432, 3594401, 7188802, 14377604, 28755208]

約数ペア:

[(1, 28755208), (2, 14377604), (4, 7188802), (8, 3594401), (19, 1513432), (38, 756716), (76, 378358), (139, 206872), (152, 189179), (278, 103436), (556, 51718), (1112, 25859), (1361, 21128), (2641, 10888), (2722, 10564), (5282, 5444)]