389246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1387

約数の個数: 16

約数和(自身を含む): 686448

約数和(自身を除く): 297202

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 1361, 2722, 14971, 17693, 29942, 35386, 194623, 389246]

約数ペア:

[(1, 389246), (2, 194623), (11, 35386), (13, 29942), (22, 17693), (26, 14971), (143, 2722), (286, 1361)]