203415545

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{1993}}^1$

素因数の和:2284

約数の個数: 16

約数和(自身を含む): 247654800

約数和(自身を除く): 44239255

約数列:

[1, 5, 137, 149, 685, 745, 1993, 9965, 20413, 102065, 273041, 296957, 1365205, 1484785, 40683109, 203415545]

約数ペア:

[(1, 203415545), (5, 40683109), (137, 1484785), (149, 1365205), (685, 296957), (745, 273041), (1993, 102065), (9965, 20413)]