87007781

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 21856219

約数列:

[1, 7, 23, 41, 49, 161, 269, 287, 343, 943, 1127, 1883, 2009, 6187, 6601, 7889, 11029, 13181, 14063, 43309, 46207, 77203, 92267, 253667, 303163, 323449, 540421, 1775669, 2122141, 3782947, 12429683, 87007781]

約数ペア:

[(1, 87007781), (7, 12429683), (23, 3782947), (41, 2122141), (49, 1775669), (161, 540421), (269, 323449), (287, 303163), (343, 253667), (943, 92267), (1127, 77203), (1883, 46207), (2009, 43309), (6187, 14063), (6601, 13181), (7889, 11029)]