13039978

素因数分解:

$2^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{491}}^1$

素因数の和:778

約数の個数: 24

約数和(自身を含む): 22883904

約数和(自身を除く): 9843926

約数列:

[1, 2, 7, 14, 49, 98, 271, 491, 542, 982, 1897, 3437, 3794, 6874, 13279, 24059, 26558, 48118, 133061, 266122, 931427, 1862854, 6519989, 13039978]

約数ペア:

[(1, 13039978), (2, 6519989), (7, 1862854), (14, 931427), (49, 266122), (98, 133061), (271, 48118), (491, 26558), (542, 24059), (982, 13279), (1897, 6874), (3437, 3794)]