128352015

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1303}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 244108800

約数和(自身を除く): 115756785

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 199, 495, 597, 995, 1303, 1791, 2189, 2985, 3909, 6515, 6567, 8955, 10945, 11727, 14333, 19545, 19701, 32835, 42999, 58635, 71665, 98505, 128997, 214995, 259297, 644985, 777891, 1296485, 2333673, 2852267, 3889455, 8556801, 11668365, 14261335, 25670403, 42784005, 128352015]

約数ペア:

[(1, 128352015), (3, 42784005), (5, 25670403), (9, 14261335), (11, 11668365), (15, 8556801), (33, 3889455), (45, 2852267), (55, 2333673), (99, 1296485), (165, 777891), (199, 644985), (495, 259297), (597, 214995), (995, 128997), (1303, 98505), (1791, 71665), (2189, 58635), (2985, 42999), (3909, 32835), (6515, 19701), (6567, 19545), (8955, 14333), (10945, 11727)]