220650405

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{15307}}^1$

素因数の和:15377

約数の個数: 24

約数和(自身を含む): 364820256

約数和(自身を除く): 144169851

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 961, 2883, 4805, 14415, 15307, 45921, 76535, 229605, 474517, 1423551, 2372585, 7117755, 14710027, 44130081, 73550135, 220650405]

約数ペア:

[(1, 220650405), (3, 73550135), (5, 44130081), (15, 14710027), (31, 7117755), (93, 2372585), (155, 1423551), (465, 474517), (961, 229605), (2883, 76535), (4805, 45921), (14415, 15307)]