207640854

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{461}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 487872000

約数和(自身を除く): 280231146

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 439, 461, 513, 878, 922, 1026, 1317, 1383, 2634, 2766, 3951, 4149, 7902, 8298, 8341, 8759, 11853, 12447, 16682, 17518, 23706, 24894, 25023, 26277, 50046, 52554, 75069, 78831, 150138, 157662, 202379, 225207, 236493, 404758, 450414, 472986, 607137, 1214274, 1821411, 3642822, 3845201, 5464233, 7690402, 10928466, 11535603, 23071206, 34606809, 69213618, 103820427, 207640854]

約数ペア:

[(1, 207640854), (2, 103820427), (3, 69213618), (6, 34606809), (9, 23071206), (18, 11535603), (19, 10928466), (27, 7690402), (38, 5464233), (54, 3845201), (57, 3642822), (114, 1821411), (171, 1214274), (342, 607137), (439, 472986), (461, 450414), (513, 404758), (878, 236493), (922, 225207), (1026, 202379), (1317, 157662), (1383, 150138), (2634, 78831), (2766, 75069), (3951, 52554), (4149, 50046), (7902, 26277), (8298, 25023), (8341, 24894), (8759, 23706), (11853, 17518), (12447, 16682)]