61231305

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 100166400

約数和(自身を除く): 38935095

約数列:

[1, 3, 5, 15, 73, 199, 219, 281, 365, 597, 843, 995, 1095, 1405, 2985, 4215, 14527, 20513, 43581, 55919, 61539, 72635, 102565, 167757, 217905, 279595, 307695, 838785, 4082087, 12246261, 20410435, 61231305]

約数ペア:

[(1, 61231305), (3, 20410435), (5, 12246261), (15, 4082087), (73, 838785), (199, 307695), (219, 279595), (281, 217905), (365, 167757), (597, 102565), (843, 72635), (995, 61539), (1095, 55919), (1405, 43581), (2985, 20513), (4215, 14527)]