18046721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1051}}^1$

素因数の和:1292

約数の個数: 16

約数和(自身を含む): 22622208

約数和(自身を除く): 4575487

約数列:

[1, 7, 11, 77, 223, 1051, 1561, 2453, 7357, 11561, 17171, 80927, 234373, 1640611, 2578103, 18046721]

約数ペア:

[(1, 18046721), (7, 2578103), (11, 1640611), (77, 234373), (223, 80927), (1051, 17171), (1561, 11561), (2453, 7357)]