420282051

素因数分解:

$3^1\times 7^1\times {\mathrm{2221}}^1\times {\mathrm{9011}}^1$

素因数の和:11242

約数の個数: 16

約数和(自身を含む): 640789248

約数和(自身を除く): 220507197

約数列:

[1, 3, 7, 21, 2221, 6663, 9011, 15547, 27033, 46641, 63077, 189231, 20013431, 60040293, 140094017, 420282051]

約数ペア:

[(1, 420282051), (3, 140094017), (7, 60040293), (21, 20013431), (2221, 189231), (6663, 63077), (9011, 46641), (15547, 27033)]