409275

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 783432

約数和(自身を除く): 374157

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 107, 153, 225, 255, 321, 425, 535, 765, 963, 1275, 1605, 1819, 2675, 3825, 4815, 5457, 8025, 9095, 16371, 24075, 27285, 45475, 81855, 136425, 409275]

約数ペア:

[(1, 409275), (3, 136425), (5, 81855), (9, 45475), (15, 27285), (17, 24075), (25, 16371), (45, 9095), (51, 8025), (75, 5457), (85, 4815), (107, 3825), (153, 2675), (225, 1819), (255, 1605), (321, 1275), (425, 963), (535, 765)]