201277431

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{2731}}^1$

素因数の和:3187

約数の個数: 24

約数和(自身を含む): 306858240

約数和(自身を除く): 105580809

約数列:

[1, 3, 9, 19, 57, 171, 431, 1293, 2731, 3879, 8189, 8193, 24567, 24579, 51889, 73701, 155667, 467001, 1177061, 3531183, 10593549, 22364159, 67092477, 201277431]

約数ペア:

[(1, 201277431), (3, 67092477), (9, 22364159), (19, 10593549), (57, 3531183), (171, 1177061), (431, 467001), (1293, 155667), (2731, 73701), (3879, 51889), (8189, 24579), (8193, 24567)]