212454275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{941}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 288048528

約数和(自身を除く): 75594253

約数列:

[1, 5, 11, 25, 55, 275, 821, 941, 4105, 4705, 9031, 10351, 20525, 23525, 45155, 51755, 225775, 258775, 772561, 3862805, 8498171, 19314025, 42490855, 212454275]

約数ペア:

[(1, 212454275), (5, 42490855), (11, 19314025), (25, 8498171), (55, 3862805), (275, 772561), (821, 258775), (941, 225775), (4105, 51755), (4705, 45155), (9031, 23525), (10351, 20525)]