18009783

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 80

約数和(自身を含む): 32931360

約数和(自身を除く): 14921577

約数列:

[1, 3, 9, 11, 17, 27, 29, 33, 41, 51, 81, 87, 99, 123, 153, 187, 261, 297, 319, 369, 451, 459, 493, 561, 697, 783, 891, 957, 1107, 1189, 1353, 1377, 1479, 1683, 2091, 2349, 2871, 3321, 3567, 4059, 4437, 5049, 5423, 6273, 7667, 8613, 10701, 12177, 13079, 13311, 15147, 16269, 18819, 20213, 23001, 25839, 32103, 36531, 39237, 39933, 48807, 56457, 60639, 69003, 96309, 117711, 146421, 181917, 207009, 222343, 353133, 439263, 545751, 621027, 667029, 1059399, 1637253, 2001087, 6003261, 18009783]

約数ペア:

[(1, 18009783), (3, 6003261), (9, 2001087), (11, 1637253), (17, 1059399), (27, 667029), (29, 621027), (33, 545751), (41, 439263), (51, 353133), (81, 222343), (87, 207009), (99, 181917), (123, 146421), (153, 117711), (187, 96309), (261, 69003), (297, 60639), (319, 56457), (369, 48807), (451, 39933), (459, 39237), (493, 36531), (561, 32103), (697, 25839), (783, 23001), (891, 20213), (957, 18819), (1107, 16269), (1189, 15147), (1353, 13311), (1377, 13079), (1479, 12177), (1683, 10701), (2091, 8613), (2349, 7667), (2871, 6273), (3321, 5423), (3567, 5049), (4059, 4437)]