42784005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1303}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 75110400

約数和(自身を除く): 32326395

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 199, 597, 995, 1303, 2189, 2985, 3909, 6515, 6567, 10945, 14333, 19545, 32835, 42999, 71665, 214995, 259297, 777891, 1296485, 2852267, 3889455, 8556801, 14261335, 42784005]

約数ペア:

[(1, 42784005), (3, 14261335), (5, 8556801), (11, 3889455), (15, 2852267), (33, 1296485), (55, 777891), (165, 259297), (199, 214995), (597, 71665), (995, 42999), (1303, 32835), (2189, 19545), (2985, 14333), (3909, 10945), (6515, 6567)]