209213808525

素因数分解:

$3^5\times 5^2\times {\mathrm{821}}^1\times {\mathrm{41947}}^1$

素因数の和:42793

約数の個数: 72

約数和(自身を含む): 389086492704

約数和(自身を除く): 179872684179

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 821, 1215, 2025, 2463, 4105, 6075, 7389, 12315, 20525, 22167, 36945, 41947, 61575, 66501, 110835, 125841, 184725, 199503, 209735, 332505, 377523, 554175, 629205, 997515, 1048675, 1132569, 1662525, 1887615, 3146025, 3397707, 4987575, 5662845, 9438075, 10193121, 16988535, 28314225, 34438487, 50965605, 84942675, 103315461, 172192435, 254828025, 309946383, 516577305, 860962175, 929839149, 1549731915, 2582886525, 2789517447, 4649195745, 7748659575, 8368552341, 13947587235, 23245978725, 41842761705, 69737936175, 209213808525]

約数ペア:

[(1, 209213808525), (3, 69737936175), (5, 41842761705), (9, 23245978725), (15, 13947587235), (25, 8368552341), (27, 7748659575), (45, 4649195745), (75, 2789517447), (81, 2582886525), (135, 1549731915), (225, 929839149), (243, 860962175), (405, 516577305), (675, 309946383), (821, 254828025), (1215, 172192435), (2025, 103315461), (2463, 84942675), (4105, 50965605), (6075, 34438487), (7389, 28314225), (12315, 16988535), (20525, 10193121), (22167, 9438075), (36945, 5662845), (41947, 4987575), (61575, 3397707), (66501, 3146025), (110835, 1887615), (125841, 1662525), (184725, 1132569), (199503, 1048675), (209735, 997515), (332505, 629205), (377523, 554175)]