20160111993

素因数分解:

$3^1\times 7^2\times {\mathrm{661}}^1\times {\mathrm{207479}}^1$

素因数の和:208157

約数の個数: 24

約数和(自身を含む): 31316201280

約数和(自身を除く): 11156089287

約数列:

[1, 3, 7, 21, 49, 147, 661, 1983, 4627, 13881, 32389, 97167, 207479, 622437, 1452353, 4357059, 10166471, 30499413, 137143619, 411430857, 960005333, 2880015999, 6720037331, 20160111993]

約数ペア:

[(1, 20160111993), (3, 6720037331), (7, 2880015999), (21, 960005333), (49, 411430857), (147, 137143619), (661, 30499413), (1983, 10166471), (4627, 4357059), (13881, 1452353), (32389, 622437), (97167, 207479)]