18402820029

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 31870238400

約数和(自身を除く): 13467418371

約数列:

[1, 3, 9, 11, 27, 29, 33, 41, 81, 87, 99, 123, 261, 297, 319, 369, 451, 599, 783, 841, 891, 957, 1107, 1189, 1353, 1797, 2349, 2523, 2871, 3321, 3567, 4059, 5391, 6589, 7569, 8613, 9251, 10701, 12177, 13079, 16173, 17371, 19767, 22707, 24559, 25839, 27753, 32103, 34481, 36531, 39237, 48519, 52113, 59301, 68121, 73677, 83259, 96309, 103443, 117711, 156339, 177903, 191081, 221031, 249777, 270149, 310329, 353133, 379291, 469017, 503759, 533709, 573243, 663093, 712211, 749331, 810447, 930987, 1059399, 1137873, 1407051, 1511277, 1719729, 1989279, 2136633, 2431341, 2792961, 3413619, 4533831, 5159187, 5541349, 6409899, 7294023, 7834321, 10240857, 13601493, 15477561, 16624047, 19229697, 20654119, 21882069, 23502963, 30722571, 40804479, 49872141, 57689091, 61962357, 70508889, 149616423, 185887071, 211526667, 227195309, 448849269, 557661213, 634580001, 681585927, 1672983639, 2044757781, 6134273343, 18402820029]

約数ペア:

[(1, 18402820029), (3, 6134273343), (9, 2044757781), (11, 1672983639), (27, 681585927), (29, 634580001), (33, 557661213), (41, 448849269), (81, 227195309), (87, 211526667), (99, 185887071), (123, 149616423), (261, 70508889), (297, 61962357), (319, 57689091), (369, 49872141), (451, 40804479), (599, 30722571), (783, 23502963), (841, 21882069), (891, 20654119), (957, 19229697), (1107, 16624047), (1189, 15477561), (1353, 13601493), (1797, 10240857), (2349, 7834321), (2523, 7294023), (2871, 6409899), (3321, 5541349), (3567, 5159187), (4059, 4533831), (5391, 3413619), (6589, 2792961), (7569, 2431341), (8613, 2136633), (9251, 1989279), (10701, 1719729), (12177, 1511277), (13079, 1407051), (16173, 1137873), (17371, 1059399), (19767, 930987), (22707, 810447), (24559, 749331), (25839, 712211), (27753, 663093), (32103, 573243), (34481, 533709), (36531, 503759), (39237, 469017), (48519, 379291), (52113, 353133), (59301, 310329), (68121, 270149), (73677, 249777), (83259, 221031), (96309, 191081), (103443, 177903), (117711, 156339)]