66780476

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{12487}}^1$

素因数の和:12689

約数の個数: 24

約数和(自身を含む): 134270976

約数和(自身を除く): 67490500

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 764, 1337, 2674, 5348, 12487, 24974, 49948, 87409, 174818, 349636, 2385017, 4770034, 9540068, 16695119, 33390238, 66780476]

約数ペア:

[(1, 66780476), (2, 33390238), (4, 16695119), (7, 9540068), (14, 4770034), (28, 2385017), (191, 349636), (382, 174818), (764, 87409), (1337, 49948), (2674, 24974), (5348, 12487)]