2851361247

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2225887}}^1$

素因数の和:2225958

約数の個数: 16

約数和(自身を含む): 4416161792

約数和(自身を除く): 1564800545

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 2225887, 6677661, 15581209, 46743627, 135779107, 407337321, 950453749, 2851361247]

約数ペア:

[(1, 2851361247), (3, 950453749), (7, 407337321), (21, 135779107), (61, 46743627), (183, 15581209), (427, 6677661), (1281, 2225887)]