28374955

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 41693184

約数和(自身を除く): 13318229

約数列:

[1, 5, 7, 17, 35, 85, 103, 119, 463, 515, 595, 721, 1751, 2315, 3241, 3605, 7871, 8755, 12257, 16205, 39355, 47689, 55097, 61285, 238445, 275485, 333823, 810713, 1669115, 4053565, 5674991, 28374955]

約数ペア:

[(1, 28374955), (5, 5674991), (7, 4053565), (17, 1669115), (35, 810713), (85, 333823), (103, 275485), (119, 238445), (463, 61285), (515, 55097), (595, 47689), (721, 39355), (1751, 16205), (2315, 12257), (3241, 8755), (3605, 7871)]