1880778897

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1801}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 2968542720

約数和(自身を除く): 1087763823

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 197, 279, 589, 591, 1767, 1773, 1801, 3743, 5301, 5403, 6107, 11229, 16209, 18321, 33687, 34219, 54963, 55831, 102657, 116033, 167493, 307971, 348099, 354797, 502479, 1044297, 1060789, 1064391, 3182367, 3193173, 6741143, 9547101, 10998707, 20223429, 32996121, 60670287, 98988363, 208975433, 626926299, 1880778897]

約数ペア:

[(1, 1880778897), (3, 626926299), (9, 208975433), (19, 98988363), (31, 60670287), (57, 32996121), (93, 20223429), (171, 10998707), (197, 9547101), (279, 6741143), (589, 3193173), (591, 3182367), (1767, 1064391), (1773, 1060789), (1801, 1044297), (3743, 502479), (5301, 354797), (5403, 348099), (6107, 307971), (11229, 167493), (16209, 116033), (18321, 102657), (33687, 55831), (34219, 54963)]