28401226

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{5059}}^1$

素因数の和:5469

約数の個数: 16

約数和(自身を含む): 48818880

約数和(自身を除く): 20417654

約数列:

[1, 2, 7, 14, 401, 802, 2807, 5059, 5614, 10118, 35413, 70826, 2028659, 4057318, 14200613, 28401226]

約数ペア:

[(1, 28401226), (2, 14200613), (7, 4057318), (14, 2028659), (401, 70826), (802, 35413), (2807, 10118), (5059, 5614)]