173213595

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 336201840

約数和(自身を除く): 162988245

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 289, 323, 701, 765, 855, 867, 969, 1445, 1615, 2103, 2601, 2907, 3505, 4335, 4845, 5491, 6309, 10515, 11917, 13005, 13319, 14535, 16473, 27455, 31545, 35751, 39957, 49419, 59585, 66595, 82365, 107253, 119871, 178755, 199785, 202589, 226423, 247095, 536265, 599355, 607767, 679269, 1012945, 1132115, 1823301, 2037807, 3038835, 3396345, 3849191, 9116505, 10189035, 11547573, 19245955, 34642719, 57737865, 173213595]

約数ペア:

[(1, 173213595), (3, 57737865), (5, 34642719), (9, 19245955), (15, 11547573), (17, 10189035), (19, 9116505), (45, 3849191), (51, 3396345), (57, 3038835), (85, 2037807), (95, 1823301), (153, 1132115), (171, 1012945), (255, 679269), (285, 607767), (289, 599355), (323, 536265), (701, 247095), (765, 226423), (855, 202589), (867, 199785), (969, 178755), (1445, 119871), (1615, 107253), (2103, 82365), (2601, 66595), (2907, 59585), (3505, 49419), (4335, 39957), (4845, 35751), (5491, 31545), (6309, 27455), (10515, 16473), (11917, 14535), (13005, 13319)]