81253251

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{3517}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 125128224

約数和(自身を除く): 43874973

約数列:

[1, 3, 9, 17, 51, 151, 153, 453, 1359, 2567, 3517, 7701, 10551, 23103, 31653, 59789, 179367, 531067, 538101, 1593201, 4779603, 9028139, 27084417, 81253251]

約数ペア:

[(1, 81253251), (3, 27084417), (9, 9028139), (17, 4779603), (51, 1593201), (151, 538101), (153, 531067), (453, 179367), (1359, 59789), (2567, 31653), (3517, 23103), (7701, 10551)]