249364575

素因数分解:

$3^4\times 5^2\times {\mathrm{123143}}^1$

素因数の和:123165

約数の個数: 30

約数和(自身を含む): 461913144

約数和(自身を除く): 212548569

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 123143, 369429, 615715, 1108287, 1847145, 3078575, 3324861, 5541435, 9235725, 9974583, 16624305, 27707175, 49872915, 83121525, 249364575]

約数ペア:

[(1, 249364575), (3, 83121525), (5, 49872915), (9, 27707175), (15, 16624305), (25, 9974583), (27, 9235725), (45, 5541435), (75, 3324861), (81, 3078575), (135, 1847145), (225, 1108287), (405, 615715), (675, 369429), (2025, 123143)]