61720095

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 100638720

約数和(自身を除く): 38918625

約数列:

[1, 3, 5, 15, 127, 179, 181, 381, 537, 543, 635, 895, 905, 1905, 2685, 2715, 22733, 22987, 32399, 68199, 68961, 97197, 113665, 114935, 161995, 340995, 344805, 485985, 4114673, 12344019, 20573365, 61720095]

約数ペア:

[(1, 61720095), (3, 20573365), (5, 12344019), (15, 4114673), (127, 485985), (179, 344805), (181, 340995), (381, 161995), (537, 114935), (543, 113665), (635, 97197), (895, 68961), (905, 68199), (1905, 32399), (2685, 22987), (2715, 22733)]