12920831

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5413}}^1$

素因数の和:5462

約数の個数: 16

約数和(自身を含む): 16631808

約数和(自身を除く): 3710977

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 5413, 37891, 59543, 167803, 416801, 1174621, 1845833, 12920831]

約数ペア:

[(1, 12920831), (7, 1845833), (11, 1174621), (31, 416801), (77, 167803), (217, 59543), (341, 37891), (2387, 5413)]