165782018

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{19139}}^1$

素因数の和:19273

約数の個数: 16

約数和(自身を含む): 256322880

約数和(自身を除く): 90540862

約数列:

[1, 2, 61, 71, 122, 142, 4331, 8662, 19139, 38278, 1167479, 1358869, 2334958, 2717738, 82891009, 165782018]

約数ペア:

[(1, 165782018), (2, 82891009), (61, 2717738), (71, 2334958), (122, 1358869), (142, 1167479), (4331, 38278), (8662, 19139)]