81975156

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{401839}}^1$

素因数の和:401863

約数の個数: 24

約数和(自身を含む): 202527360

約数和(自身を除く): 120552204

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 401839, 803678, 1205517, 1607356, 2411034, 4822068, 6831263, 13662526, 20493789, 27325052, 40987578, 81975156]

約数ペア:

[(1, 81975156), (2, 40987578), (3, 27325052), (4, 20493789), (6, 13662526), (12, 6831263), (17, 4822068), (34, 2411034), (51, 1607356), (68, 1205517), (102, 803678), (204, 401839)]