71984666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 124784352

約数和(自身を除く): 52799686

約数列:

[1, 2, 13, 26, 31, 43, 62, 67, 86, 134, 403, 559, 806, 871, 961, 1118, 1333, 1742, 1922, 2077, 2666, 2881, 4154, 5762, 12493, 17329, 24986, 27001, 34658, 37453, 41323, 54002, 64387, 74906, 82646, 89311, 128774, 178622, 537199, 837031, 1074398, 1161043, 1674062, 2322086, 2768641, 5537282, 35992333, 71984666]

約数ペア:

[(1, 71984666), (2, 35992333), (13, 5537282), (26, 2768641), (31, 2322086), (43, 1674062), (62, 1161043), (67, 1074398), (86, 837031), (134, 537199), (403, 178622), (559, 128774), (806, 89311), (871, 82646), (961, 74906), (1118, 64387), (1333, 54002), (1742, 41323), (1922, 37453), (2077, 34658), (2666, 27001), (2881, 24986), (4154, 17329), (5762, 12493)]