71780838

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{520151}}^1$

素因数の和:520179

約数の個数: 16

約数和(自身を含む): 149803776

約数和(自身を除く): 78022938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 520151, 1040302, 1560453, 3120906, 11963473, 23926946, 35890419, 71780838]

約数ペア:

[(1, 71780838), (2, 35890419), (3, 23926946), (6, 11963473), (23, 3120906), (46, 1560453), (69, 1040302), (138, 520151)]