90243545

素因数分解:

$5^1\times 7^2\times {\mathrm{337}}^1\times {\mathrm{1093}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 126462024

約数和(自身を除く): 36218479

約数列:

[1, 5, 7, 35, 49, 245, 337, 1093, 1685, 2359, 5465, 7651, 11795, 16513, 38255, 53557, 82565, 267785, 368341, 1841705, 2578387, 12891935, 18048709, 90243545]

約数ペア:

[(1, 90243545), (5, 18048709), (7, 12891935), (35, 2578387), (49, 1841705), (245, 368341), (337, 267785), (1093, 82565), (1685, 53557), (2359, 38255), (5465, 16513), (7651, 11795)]