16201731

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3491}}^1$

素因数の和:3531

約数の個数: 32

約数和(自身を含む): 28159488

約数和(自身を除く): 11957757

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 3491, 4641, 10473, 24437, 45383, 59347, 73311, 136149, 178041, 317681, 415429, 771511, 953043, 1246287, 2314533, 5400577, 16201731]

約数ペア:

[(1, 16201731), (3, 5400577), (7, 2314533), (13, 1246287), (17, 953043), (21, 771511), (39, 415429), (51, 317681), (91, 178041), (119, 136149), (221, 73311), (273, 59347), (357, 45383), (663, 24437), (1547, 10473), (3491, 4641)]