28493101

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{887}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 35207424

約数和(自身を除く): 6714323

約数列:

[1, 7, 13, 91, 353, 887, 2471, 4589, 6209, 11531, 32123, 80717, 313111, 2191777, 4070443, 28493101]

約数ペア:

[(1, 28493101), (7, 4070443), (13, 2191777), (91, 313111), (353, 80717), (887, 32123), (2471, 11531), (4589, 6209)]