209203275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2311}}^1$

素因数の和:2412

約数の個数: 48

約数和(自身を含む): 371547648

約数和(自身を除く): 162344373

約数列:

[1, 3, 5, 15, 17, 25, 51, 71, 75, 85, 213, 255, 355, 425, 1065, 1207, 1275, 1775, 2311, 3621, 5325, 6035, 6933, 11555, 18105, 30175, 34665, 39287, 57775, 90525, 117861, 164081, 173325, 196435, 492243, 589305, 820405, 982175, 2461215, 2789377, 2946525, 4102025, 8368131, 12306075, 13946885, 41840655, 69734425, 209203275]

約数ペア:

[(1, 209203275), (3, 69734425), (5, 41840655), (15, 13946885), (17, 12306075), (25, 8368131), (51, 4102025), (71, 2946525), (75, 2789377), (85, 2461215), (213, 982175), (255, 820405), (355, 589305), (425, 492243), (1065, 196435), (1207, 173325), (1275, 164081), (1775, 117861), (2311, 90525), (3621, 57775), (5325, 39287), (6035, 34665), (6933, 30175), (11555, 18105)]