201988465

素因数分解:

$5^1\times 7^1\times {\mathrm{2143}}^1\times {\mathrm{2693}}^1$

素因数の和:4848

約数の個数: 16

約数和(自身を含む): 277244928

約数和(自身を除く): 75256463

約数列:

[1, 5, 7, 35, 2143, 2693, 10715, 13465, 15001, 18851, 75005, 94255, 5771099, 28855495, 40397693, 201988465]

約数ペア:

[(1, 201988465), (5, 40397693), (7, 28855495), (35, 5771099), (2143, 94255), (2693, 75005), (10715, 18851), (13465, 15001)]