2009857815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{46573}}^1$

素因数の和:46728

約数の個数: 48

約数和(自身を含む): 4010580288

約数和(自身を除く): 2000722473

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 137, 315, 411, 685, 959, 1233, 2055, 2877, 4795, 6165, 8631, 14385, 43155, 46573, 139719, 232865, 326011, 419157, 698595, 978033, 1630055, 2095785, 2934099, 4890165, 6380501, 14670495, 19141503, 31902505, 44663507, 57424509, 95707515, 133990521, 223317535, 287122545, 401971563, 669952605, 2009857815]

約数ペア:

[(1, 2009857815), (3, 669952605), (5, 401971563), (7, 287122545), (9, 223317535), (15, 133990521), (21, 95707515), (35, 57424509), (45, 44663507), (63, 31902505), (105, 19141503), (137, 14670495), (315, 6380501), (411, 4890165), (685, 2934099), (959, 2095785), (1233, 1630055), (2055, 978033), (2877, 698595), (4795, 419157), (6165, 326011), (8631, 232865), (14385, 139719), (43155, 46573)]