1640984877

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{10267}}^1$

素因数の和:10382

約数の個数: 48

約数和(自身を含む): 2819182080

約数和(自身を除く): 1178197203

約数列:

[1, 3, 7, 9, 21, 43, 59, 63, 129, 177, 301, 387, 413, 531, 903, 1239, 2537, 2709, 3717, 7611, 10267, 17759, 22833, 30801, 53277, 71869, 92403, 159831, 215607, 441481, 605753, 646821, 1324443, 1817259, 3090367, 3973329, 4240271, 5451777, 9271101, 12720813, 26047379, 27813303, 38162439, 78142137, 182331653, 234426411, 546994959, 1640984877]

約数ペア:

[(1, 1640984877), (3, 546994959), (7, 234426411), (9, 182331653), (21, 78142137), (43, 38162439), (59, 27813303), (63, 26047379), (129, 12720813), (177, 9271101), (301, 5451777), (387, 4240271), (413, 3973329), (531, 3090367), (903, 1817259), (1239, 1324443), (2537, 646821), (2709, 605753), (3717, 441481), (7611, 215607), (10267, 159831), (17759, 92403), (22833, 71869), (30801, 53277)]