87358929

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1087}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 137871360

約数和(自身を除く): 50512431

約数列:

[1, 3, 7, 21, 43, 89, 129, 267, 301, 623, 903, 1087, 1869, 3261, 3827, 7609, 11481, 22827, 26789, 46741, 80367, 96743, 140223, 290229, 327187, 677201, 981561, 2031603, 4159949, 12479847, 29119643, 87358929]

約数ペア:

[(1, 87358929), (3, 29119643), (7, 12479847), (21, 4159949), (43, 2031603), (89, 981561), (129, 677201), (267, 327187), (301, 290229), (623, 140223), (903, 96743), (1087, 80367), (1869, 46741), (3261, 26789), (3827, 22827), (7609, 11481)]