211327778

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1\times {\mathrm{1571}}^1$

素因数の和:2329

約数の個数: 16

約数和(自身を含む): 320763456

約数和(自身を除く): 109435678

約数列:

[1, 2, 103, 206, 653, 1306, 1571, 3142, 67259, 134518, 161813, 323626, 1025863, 2051726, 105663889, 211327778]

約数ペア:

[(1, 211327778), (2, 105663889), (103, 2051726), (206, 1025863), (653, 323626), (1306, 161813), (1571, 134518), (3142, 67259)]