81765477

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{64433}}^1$

素因数の和:64489

約数の個数: 16

約数和(自身を含む): 123713280

約数和(自身を除く): 41947803

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 64433, 193299, 579897, 1739691, 3028351, 9085053, 27255159, 81765477]

約数ペア:

[(1, 81765477), (3, 27255159), (9, 9085053), (27, 3028351), (47, 1739691), (141, 579897), (423, 193299), (1269, 64433)]