13438925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 17873856

約数和(自身を除く): 4434931

約数列:

[1, 5, 17, 25, 85, 103, 307, 425, 515, 1535, 1751, 2575, 5219, 7675, 8755, 26095, 31621, 43775, 130475, 158105, 537557, 790525, 2687785, 13438925]

約数ペア:

[(1, 13438925), (5, 2687785), (17, 790525), (25, 537557), (85, 158105), (103, 130475), (307, 43775), (425, 31621), (515, 26095), (1535, 8755), (1751, 7675), (2575, 5219)]