17967993021

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{16189}}^1$

素因数の和:16347

約数の個数: 64

約数和(自身を含む): 30121171200

約数和(自身を除く): 12153178179

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 101, 111, 297, 303, 333, 407, 909, 999, 1111, 1221, 2727, 3333, 3663, 3737, 9999, 10989, 11211, 16189, 29997, 33633, 41107, 48567, 100899, 123321, 145701, 178079, 369963, 437103, 534237, 598993, 1109889, 1602711, 1635089, 1796979, 4808133, 4905267, 5390937, 6588923, 14715801, 16172811, 17985979, 19766769, 44147403, 53957937, 59300307, 60498293, 161873811, 177900921, 181494879, 485621433, 544484637, 665481223, 1633453911, 1996443669, 5989331007, 17967993021]

約数ペア:

[(1, 17967993021), (3, 5989331007), (9, 1996443669), (11, 1633453911), (27, 665481223), (33, 544484637), (37, 485621433), (99, 181494879), (101, 177900921), (111, 161873811), (297, 60498293), (303, 59300307), (333, 53957937), (407, 44147403), (909, 19766769), (999, 17985979), (1111, 16172811), (1221, 14715801), (2727, 6588923), (3333, 5390937), (3663, 4905267), (3737, 4808133), (9999, 1796979), (10989, 1635089), (11211, 1602711), (16189, 1109889), (29997, 598993), (33633, 534237), (41107, 437103), (48567, 369963), (100899, 178079), (123321, 145701)]