205072833

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 350208000

約数和(自身を除く): 145135167

約数列:

[1, 3, 7, 19, 21, 29, 37, 57, 87, 111, 133, 203, 259, 399, 479, 551, 609, 703, 777, 1073, 1437, 1653, 2109, 3219, 3353, 3857, 4921, 7511, 9101, 10059, 11571, 13891, 14763, 17723, 20387, 22533, 27303, 41673, 53169, 61161, 63707, 97237, 124061, 142709, 191121, 263929, 291711, 336737, 372183, 428127, 513967, 791787, 1010211, 1541901, 1847503, 2357159, 3597769, 5542509, 7071477, 9765373, 10793307, 29296119, 68357611, 205072833]

約数ペア:

[(1, 205072833), (3, 68357611), (7, 29296119), (19, 10793307), (21, 9765373), (29, 7071477), (37, 5542509), (57, 3597769), (87, 2357159), (111, 1847503), (133, 1541901), (203, 1010211), (259, 791787), (399, 513967), (479, 428127), (551, 372183), (609, 336737), (703, 291711), (777, 263929), (1073, 191121), (1437, 142709), (1653, 124061), (2109, 97237), (3219, 63707), (3353, 61161), (3857, 53169), (4921, 41673), (7511, 27303), (9101, 22533), (10059, 20387), (11571, 17723), (13891, 14763)]