5681221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 7056000

約数和(自身を除く): 1374779

約数列:

[1, 7, 13, 91, 149, 419, 1043, 1937, 2933, 5447, 13559, 38129, 62431, 437017, 811603, 5681221]

約数ペア:

[(1, 5681221), (7, 811603), (13, 437017), (91, 62431), (149, 38129), (419, 13559), (1043, 5447), (1937, 2933)]