208074815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{188303}}^1$

素因数の和:188338

約数の個数: 16

約数和(自身を含む): 284715648

約数和(自身を除く): 76640833

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 188303, 941515, 2447939, 3201151, 12239695, 16005755, 41614963, 208074815]

約数ペア:

[(1, 208074815), (5, 41614963), (13, 16005755), (17, 12239695), (65, 3201151), (85, 2447939), (221, 941515), (1105, 188303)]