203415305

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{2129}}^1$

素因数の和:2428

約数の個数: 16

約数和(自身を含む): 247983120

約数和(自身を除く): 44567815

約数列:

[1, 5, 97, 197, 485, 985, 2129, 10645, 19109, 95545, 206513, 419413, 1032565, 2097065, 40683061, 203415305]

約数ペア:

[(1, 203415305), (5, 40683061), (97, 2097065), (197, 1032565), (485, 419413), (985, 206513), (2129, 95545), (10645, 19109)]