42347515

素因数分解:

$5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1361}}^1$

素因数の和:1507

約数の個数: 24

約数和(自身を含む): 59622912

約数和(自身を除く): 17275397

約数列:

[1, 5, 7, 35, 49, 127, 245, 635, 889, 1361, 4445, 6223, 6805, 9527, 31115, 47635, 66689, 172847, 333445, 864235, 1209929, 6049645, 8469503, 42347515]

約数ペア:

[(1, 42347515), (5, 8469503), (7, 6049645), (35, 1209929), (49, 864235), (127, 333445), (245, 172847), (635, 66689), (889, 47635), (1361, 31115), (4445, 9527), (6223, 6805)]