66870724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{2347}}^1$

素因数の和:2787

約数の個数: 24

約数和(自身を含む): 124256160

約数和(自身を除く): 57385436

約数列:

[1, 2, 4, 17, 34, 68, 419, 838, 1676, 2347, 4694, 7123, 9388, 14246, 28492, 39899, 79798, 159596, 983393, 1966786, 3933572, 16717681, 33435362, 66870724]

約数ペア:

[(1, 66870724), (2, 33435362), (4, 16717681), (17, 3933572), (34, 1966786), (68, 983393), (419, 159596), (838, 79798), (1676, 39899), (2347, 28492), (4694, 14246), (7123, 9388)]