251570505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{34019}}^1$

素因数の和:34073

約数の個数: 32

約数和(自身を含む): 440899200

約数和(自身を除く): 189328695

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 34019, 102057, 170095, 510285, 578323, 986551, 1734969, 2891615, 2959653, 4932755, 8674845, 14798265, 16771367, 50314101, 83856835, 251570505]

約数ペア:

[(1, 251570505), (3, 83856835), (5, 50314101), (15, 16771367), (17, 14798265), (29, 8674845), (51, 4932755), (85, 2959653), (87, 2891615), (145, 1734969), (255, 986551), (435, 578323), (493, 510285), (1479, 170095), (2465, 102057), (7395, 34019)]