87118641

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{1553}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 131878656

約数和(自身を除く): 44760015

約数列:

[1, 3, 9, 23, 69, 207, 271, 813, 1553, 2439, 4659, 6233, 13977, 18699, 35719, 56097, 107157, 321471, 420863, 1262589, 3787767, 9679849, 29039547, 87118641]

約数ペア:

[(1, 87118641), (3, 29039547), (9, 9679849), (23, 3787767), (69, 1262589), (207, 420863), (271, 321471), (813, 107157), (1553, 56097), (2439, 35719), (4659, 18699), (6233, 13977)]