66709665

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 136805760

約数和(自身を除く): 70096095

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 41, 45, 55, 57, 95, 99, 123, 165, 171, 173, 205, 209, 285, 369, 451, 495, 519, 615, 627, 779, 855, 865, 1045, 1353, 1557, 1845, 1881, 1903, 2255, 2337, 2595, 3135, 3287, 3895, 4059, 5709, 6765, 7011, 7093, 7785, 8569, 9405, 9515, 9861, 11685, 16435, 17127, 20295, 21279, 25707, 28545, 29583, 35055, 35465, 36157, 42845, 49305, 63837, 77121, 78023, 85635, 106395, 108471, 128535, 134767, 147915, 180785, 234069, 319185, 325413, 385605, 390115, 404301, 542355, 673835, 702207, 1170345, 1212903, 1482437, 1627065, 2021505, 3511035, 4447311, 6064515, 7412185, 13341933, 22236555, 66709665]

約数ペア:

[(1, 66709665), (3, 22236555), (5, 13341933), (9, 7412185), (11, 6064515), (15, 4447311), (19, 3511035), (33, 2021505), (41, 1627065), (45, 1482437), (55, 1212903), (57, 1170345), (95, 702207), (99, 673835), (123, 542355), (165, 404301), (171, 390115), (173, 385605), (205, 325413), (209, 319185), (285, 234069), (369, 180785), (451, 147915), (495, 134767), (519, 128535), (615, 108471), (627, 106395), (779, 85635), (855, 78023), (865, 77121), (1045, 63837), (1353, 49305), (1557, 42845), (1845, 36157), (1881, 35465), (1903, 35055), (2255, 29583), (2337, 28545), (2595, 25707), (3135, 21279), (3287, 20295), (3895, 17127), (4059, 16435), (5709, 11685), (6765, 9861), (7011, 9515), (7093, 9405), (7785, 8569)]