87965059

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 112121856

約数和(自身を除く): 24156797

約数列:

[1, 7, 13, 47, 91, 131, 157, 329, 611, 917, 1099, 1703, 2041, 4277, 6157, 7379, 11921, 14287, 20567, 43099, 51653, 80041, 95927, 143969, 267371, 560287, 671489, 966649, 1871597, 6766543, 12566437, 87965059]

約数ペア:

[(1, 87965059), (7, 12566437), (13, 6766543), (47, 1871597), (91, 966649), (131, 671489), (157, 560287), (329, 267371), (611, 143969), (917, 95927), (1099, 80041), (1703, 51653), (2041, 43099), (4277, 20567), (6157, 14287), (7379, 11921)]