2000043

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 3057600

約数和(自身を除く): 1057557

約数列:

[1, 3, 9, 29, 79, 87, 97, 237, 261, 291, 711, 873, 2291, 2813, 6873, 7663, 8439, 20619, 22989, 25317, 68967, 222227, 666681, 2000043]

約数ペア:

[(1, 2000043), (3, 666681), (9, 222227), (29, 68967), (79, 25317), (87, 22989), (97, 20619), (237, 8439), (261, 7663), (291, 6873), (711, 2813), (873, 2291)]