87993171

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3271}}^1$

素因数の和:3352

約数の個数: 36

約数和(自身を含む): 150322224

約数和(自身を除く): 62329053

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 147, 183, 427, 441, 549, 1281, 2989, 3271, 3843, 8967, 9813, 22897, 26901, 29439, 68691, 160279, 199531, 206073, 480837, 598593, 1396717, 1442511, 1795779, 4190151, 9777019, 12570453, 29331057, 87993171]

約数ペア:

[(1, 87993171), (3, 29331057), (7, 12570453), (9, 9777019), (21, 4190151), (49, 1795779), (61, 1442511), (63, 1396717), (147, 598593), (183, 480837), (427, 206073), (441, 199531), (549, 160279), (1281, 68691), (2989, 29439), (3271, 26901), (3843, 22897), (8967, 9813)]