12559855

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 21150720

約数和(自身を除く): 8590865

約数列:

[1, 5, 7, 11, 17, 19, 35, 55, 77, 85, 95, 101, 119, 133, 187, 209, 323, 385, 505, 595, 665, 707, 935, 1045, 1111, 1309, 1463, 1615, 1717, 1919, 2261, 3535, 3553, 5555, 6545, 7315, 7777, 8585, 9595, 11305, 12019, 13433, 17765, 18887, 21109, 24871, 32623, 38885, 60095, 67165, 94435, 105545, 124355, 132209, 147763, 163115, 228361, 358853, 661045, 738815, 1141805, 1794265, 2511971, 12559855]

約数ペア:

[(1, 12559855), (5, 2511971), (7, 1794265), (11, 1141805), (17, 738815), (19, 661045), (35, 358853), (55, 228361), (77, 163115), (85, 147763), (95, 132209), (101, 124355), (119, 105545), (133, 94435), (187, 67165), (209, 60095), (323, 38885), (385, 32623), (505, 24871), (595, 21109), (665, 18887), (707, 17765), (935, 13433), (1045, 12019), (1111, 11305), (1309, 9595), (1463, 8585), (1615, 7777), (1717, 7315), (1919, 6545), (2261, 5555), (3535, 3553)]