81907045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{587}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 111767040

約数和(自身を除く): 29859995

約数列:

[1, 5, 11, 43, 55, 59, 215, 295, 473, 587, 649, 2365, 2537, 2935, 3245, 6457, 12685, 25241, 27907, 32285, 34633, 126205, 139535, 173165, 277651, 380963, 1388255, 1489219, 1904815, 7446095, 16381409, 81907045]

約数ペア:

[(1, 81907045), (5, 16381409), (11, 7446095), (43, 1904815), (55, 1489219), (59, 1388255), (215, 380963), (295, 277651), (473, 173165), (587, 139535), (649, 126205), (2365, 34633), (2537, 32285), (2935, 27907), (3245, 25241), (6457, 12685)]