405118407

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{673}}^1\times {\mathrm{1231}}^1$

素因数の和:2070

約数の個数: 16

約数和(自身を含む): 544721408

約数和(自身を除く): 139603001

約数列:

[1, 3, 163, 489, 673, 1231, 2019, 3693, 109699, 200653, 329097, 601959, 828463, 2485389, 135039469, 405118407]

約数ペア:

[(1, 405118407), (3, 135039469), (163, 2485389), (489, 828463), (673, 601959), (1231, 329097), (2019, 200653), (3693, 109699)]