31408748

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1373}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 67710720

約数和(自身を除く): 36301972

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1373, 1634, 2746, 3268, 5492, 5719, 9611, 11438, 19222, 22876, 26087, 38444, 52174, 59039, 104348, 118078, 182609, 236156, 365218, 413273, 730436, 826546, 1121741, 1653092, 2243482, 4486964, 7852187, 15704374, 31408748]

約数ペア:

[(1, 31408748), (2, 15704374), (4, 7852187), (7, 4486964), (14, 2243482), (19, 1653092), (28, 1121741), (38, 826546), (43, 730436), (76, 413273), (86, 365218), (133, 236156), (172, 182609), (266, 118078), (301, 104348), (532, 59039), (602, 52174), (817, 38444), (1204, 26087), (1373, 22876), (1634, 19222), (2746, 11438), (3268, 9611), (5492, 5719)]