78840242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:882

約数の個数: 32

約数和(自身を含む): 131843712

約数和(自身を除く): 53003470

約数列:

[1, 2, 13, 26, 43, 86, 97, 194, 559, 727, 1118, 1261, 1454, 2522, 4171, 8342, 9451, 18902, 31261, 54223, 62522, 70519, 108446, 141038, 406393, 812786, 916747, 1833494, 3032317, 6064634, 39420121, 78840242]

約数ペア:

[(1, 78840242), (2, 39420121), (13, 6064634), (26, 3032317), (43, 1833494), (86, 916747), (97, 812786), (194, 406393), (559, 141038), (727, 108446), (1118, 70519), (1261, 62522), (1454, 54223), (2522, 31261), (4171, 18902), (8342, 9451)]