61780545

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6899}}^1$

素因数の和:7109

約数の個数: 24

約数和(自身を含む): 107640000

約数和(自身を除く): 45859455

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1791, 2985, 6899, 8955, 20697, 34495, 62091, 103485, 310455, 1372901, 4118703, 6864505, 12356109, 20593515, 61780545]

約数ペア:

[(1, 61780545), (3, 20593515), (5, 12356109), (9, 6864505), (15, 4118703), (45, 1372901), (199, 310455), (597, 103485), (995, 62091), (1791, 34495), (2985, 20697), (6899, 8955)]