142849895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 191756160

約数和(自身を除く): 48906265

約数列:

[1, 5, 17, 23, 85, 89, 115, 391, 445, 821, 1513, 1955, 2047, 4105, 7565, 10235, 13957, 18883, 34799, 69785, 73069, 94415, 173995, 321011, 365345, 1242173, 1605055, 1680587, 6210865, 8402935, 28569979, 142849895]

約数ペア:

[(1, 142849895), (5, 28569979), (17, 8402935), (23, 6210865), (85, 1680587), (89, 1605055), (115, 1242173), (391, 365345), (445, 321011), (821, 173995), (1513, 94415), (1955, 73069), (2047, 69785), (4105, 34799), (7565, 18883), (10235, 13957)]