87143199

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2861}}^1$

素因数の和:2959

約数の個数: 32

約数和(自身を含む): 138475008

約数和(自身を除く): 51331809

約数列:

[1, 3, 11, 13, 33, 39, 71, 143, 213, 429, 781, 923, 2343, 2769, 2861, 8583, 10153, 30459, 31471, 37193, 94413, 111579, 203131, 409123, 609393, 1227369, 2234441, 2640703, 6703323, 7922109, 29047733, 87143199]

約数ペア:

[(1, 87143199), (3, 29047733), (11, 7922109), (13, 6703323), (33, 2640703), (39, 2234441), (71, 1227369), (143, 609393), (213, 409123), (429, 203131), (781, 111579), (923, 94413), (2343, 37193), (2769, 31471), (2861, 30459), (8583, 10153)]