149075668

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{123817}}^1$

素因数の和:123871

約数の個数: 24

約数和(自身を含む): 305087552

約数和(自身を除く): 156011884

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 123817, 247634, 495268, 866719, 1733438, 3466876, 5324131, 10648262, 21296524, 37268917, 74537834, 149075668]

約数ペア:

[(1, 149075668), (2, 74537834), (4, 37268917), (7, 21296524), (14, 10648262), (28, 5324131), (43, 3466876), (86, 1733438), (172, 866719), (301, 495268), (602, 247634), (1204, 123817)]