23438989

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 29952000

約数和(自身を除く): 6513011

約数列:

[1, 7, 19, 29, 59, 103, 133, 203, 413, 551, 721, 1121, 1711, 1957, 2987, 3857, 6077, 7847, 11977, 13699, 20909, 32509, 42539, 56753, 115463, 176233, 227563, 397271, 808241, 1233631, 3348427, 23438989]

約数ペア:

[(1, 23438989), (7, 3348427), (19, 1233631), (29, 808241), (59, 397271), (103, 227563), (133, 176233), (203, 115463), (413, 56753), (551, 42539), (721, 32509), (1121, 20909), (1711, 13699), (1957, 11977), (2987, 7847), (3857, 6077)]