987142730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{19559}}^1$

素因数の和:19683

約数の個数: 48

約数和(自身を含む): 2087130240

約数和(自身を除く): 1099987510

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 103, 206, 245, 490, 515, 721, 1030, 1442, 3605, 5047, 7210, 10094, 19559, 25235, 39118, 50470, 97795, 136913, 195590, 273826, 684565, 958391, 1369130, 1916782, 2014577, 4029154, 4791955, 9583910, 10072885, 14102039, 20145770, 28204078, 70510195, 98714273, 141020390, 197428546, 493571365, 987142730]

約数ペア:

[(1, 987142730), (2, 493571365), (5, 197428546), (7, 141020390), (10, 98714273), (14, 70510195), (35, 28204078), (49, 20145770), (70, 14102039), (98, 10072885), (103, 9583910), (206, 4791955), (245, 4029154), (490, 2014577), (515, 1916782), (721, 1369130), (1030, 958391), (1442, 684565), (3605, 273826), (5047, 195590), (7210, 136913), (10094, 97795), (19559, 50470), (25235, 39118)]