20161502085

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{179909}}^1$

素因数の和:180189

約数の個数: 32

約数和(自身を含む): 33437352960

約数和(自身を除く): 13275850875

約数列:

[1, 3, 5, 15, 31, 93, 155, 241, 465, 723, 1205, 3615, 7471, 22413, 37355, 112065, 179909, 539727, 899545, 2698635, 5577179, 16731537, 27885895, 43358069, 83657685, 130074207, 216790345, 650371035, 1344100139, 4032300417, 6720500695, 20161502085]

約数ペア:

[(1, 20161502085), (3, 6720500695), (5, 4032300417), (15, 1344100139), (31, 650371035), (93, 216790345), (155, 130074207), (241, 83657685), (465, 43358069), (723, 27885895), (1205, 16731537), (3615, 5577179), (7471, 2698635), (22413, 899545), (37355, 539727), (112065, 179909)]