259295018

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{7901}}^1$

素因数の和:8233

約数の個数: 16

約数和(自身を含む): 396838440

約数和(自身を除く): 137543422

約数列:

[1, 2, 61, 122, 269, 538, 7901, 15802, 16409, 32818, 481961, 963922, 2125369, 4250738, 129647509, 259295018]

約数ペア:

[(1, 259295018), (2, 129647509), (61, 4250738), (122, 2125369), (269, 963922), (538, 481961), (7901, 32818), (15802, 16409)]