42538865

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 52026240

約数和(自身を除く): 9487375

約数列:

[1, 5, 97, 139, 485, 631, 695, 3155, 13483, 61207, 67415, 87709, 306035, 438545, 8507773, 42538865]

約数ペア:

[(1, 42538865), (5, 8507773), (97, 438545), (139, 306035), (485, 87709), (631, 67415), (695, 61207), (3155, 13483)]