20151530109

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{187573}}^1$

素因数の和:187778

約数の個数: 32

約数和(自身を含む): 31332360960

約数和(自身を除く): 11180830851

約数列:

[1, 3, 9, 23, 27, 69, 173, 207, 519, 621, 1557, 3979, 4671, 11937, 35811, 107433, 187573, 562719, 1688157, 4314179, 5064471, 12942537, 32450129, 38827611, 97350387, 116482833, 292051161, 746352967, 876153483, 2239058901, 6717176703, 20151530109]

約数ペア:

[(1, 20151530109), (3, 6717176703), (9, 2239058901), (23, 876153483), (27, 746352967), (69, 292051161), (173, 116482833), (207, 97350387), (519, 38827611), (621, 32450129), (1557, 12942537), (3979, 5064471), (4671, 4314179), (11937, 1688157), (35811, 562719), (107433, 187573)]