87681986

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{64567}}^1$

素因数の和:64673

約数の個数: 16

約数和(自身を含む): 151863936

約数和(自身を除く): 64181950

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 64567, 129134, 451969, 903938, 6262999, 12525998, 43840993, 87681986]

約数ペア:

[(1, 87681986), (2, 43840993), (7, 12525998), (14, 6262999), (97, 903938), (194, 451969), (679, 129134), (1358, 64567)]