27680015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{821}}^1$

素因数の和:1450

約数の個数: 16

約数和(自身を含む): 36338976

約数和(自身を除く): 8658961

約数列:

[1, 5, 11, 55, 613, 821, 3065, 4105, 6743, 9031, 33715, 45155, 503273, 2516365, 5536003, 27680015]

約数ペア:

[(1, 27680015), (5, 5536003), (11, 2516365), (55, 503273), (613, 45155), (821, 33715), (3065, 9031), (4105, 6743)]