15959979

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4153}}^1$

素因数の和:4227

約数の個数: 24

約数和(自身を含む): 26784992

約数和(自身を除く): 10825013

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 4153, 12459, 29071, 37377, 87213, 253333, 261639, 759999, 1773331, 2279997, 5319993, 15959979]

約数ペア:

[(1, 15959979), (3, 5319993), (7, 2279997), (9, 1773331), (21, 759999), (61, 261639), (63, 253333), (183, 87213), (427, 37377), (549, 29071), (1281, 12459), (3843, 4153)]