55489898

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{1213}}^1$

素因数の和:1561

約数の個数: 16

約数和(自身を含む): 84567240

約数和(自身を除く): 29077342

約数列:

[1, 2, 89, 178, 257, 514, 1213, 2426, 22873, 45746, 107957, 215914, 311741, 623482, 27744949, 55489898]

約数ペア:

[(1, 55489898), (2, 27744949), (89, 623482), (178, 311741), (257, 215914), (514, 107957), (1213, 45746), (2426, 22873)]