207222775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{3559}}^1$

素因数の和:3723

約数の個数: 24

約数和(自身を含む): 274134240

約数和(自身を除く): 66911465

約数列:

[1, 5, 17, 25, 85, 137, 425, 685, 2329, 3425, 3559, 11645, 17795, 58225, 60503, 88975, 302515, 487583, 1512575, 2437915, 8288911, 12189575, 41444555, 207222775]

約数ペア:

[(1, 207222775), (5, 41444555), (17, 12189575), (25, 8288911), (85, 2437915), (137, 1512575), (425, 487583), (685, 302515), (2329, 88975), (3425, 60503), (3559, 58225), (11645, 17795)]