201282975

素因数分解:

$3^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:1991

約数の個数: 72

約数和(自身を含む): 396068400

約数和(自身を除く): 194785425

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 243, 255, 405, 425, 459, 675, 765, 1215, 1275, 1377, 1949, 2025, 2295, 3825, 4131, 5847, 6075, 6885, 9745, 11475, 17541, 20655, 29235, 33133, 34425, 48725, 52623, 87705, 99399, 103275, 146175, 157869, 165665, 263115, 298197, 438525, 473607, 496995, 789345, 828325, 894591, 1315575, 1490985, 2368035, 2484975, 2683773, 3946725, 4472955, 7454925, 8051319, 11840175, 13418865, 22364775, 40256595, 67094325, 201282975]

約数ペア:

[(1, 201282975), (3, 67094325), (5, 40256595), (9, 22364775), (15, 13418865), (17, 11840175), (25, 8051319), (27, 7454925), (45, 4472955), (51, 3946725), (75, 2683773), (81, 2484975), (85, 2368035), (135, 1490985), (153, 1315575), (225, 894591), (243, 828325), (255, 789345), (405, 496995), (425, 473607), (459, 438525), (675, 298197), (765, 263115), (1215, 165665), (1275, 157869), (1377, 146175), (1949, 103275), (2025, 99399), (2295, 87705), (3825, 52623), (4131, 48725), (5847, 34425), (6075, 33133), (6885, 29235), (9745, 20655), (11475, 17541)]