87940293

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1117}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 140814336

約数和(自身を除く): 52874043

約数列:

[1, 3, 7, 21, 23, 69, 161, 163, 483, 489, 1117, 1141, 3351, 3423, 3749, 7819, 11247, 23457, 25691, 26243, 77073, 78729, 179837, 182071, 539511, 546213, 1274497, 3823491, 4187633, 12562899, 29313431, 87940293]

約数ペア:

[(1, 87940293), (3, 29313431), (7, 12562899), (21, 4187633), (23, 3823491), (69, 1274497), (161, 546213), (163, 539511), (483, 182071), (489, 179837), (1117, 78729), (1141, 77073), (3351, 26243), (3423, 25691), (3749, 23457), (7819, 11247)]