81152812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{23293}}^1$

素因数の和:23377

約数の個数: 24

約数和(自身を含む): 155231216

約数和(自身を除く): 74078404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 23293, 46586, 93172, 302809, 605618, 1211236, 1560631, 3121262, 6242524, 20288203, 40576406, 81152812]

約数ペア:

[(1, 81152812), (2, 40576406), (4, 20288203), (13, 6242524), (26, 3121262), (52, 1560631), (67, 1211236), (134, 605618), (268, 302809), (871, 93172), (1742, 46586), (3484, 23293)]