209580545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{16103}}^1$

素因数の和:16264

約数の個数: 16

約数和(自身を含む): 266682240

約数和(自身を除く): 57101695

約数列:

[1, 5, 19, 95, 137, 685, 2603, 13015, 16103, 80515, 305957, 1529785, 2206111, 11030555, 41916109, 209580545]

約数ペア:

[(1, 209580545), (5, 41916109), (19, 11030555), (95, 2206111), (137, 1529785), (685, 305957), (2603, 80515), (13015, 16103)]