2165933

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 2820096

約数和(自身を除く): 654163

約数列:

[1, 7, 11, 23, 77, 161, 253, 1223, 1771, 8561, 13453, 28129, 94171, 196903, 309419, 2165933]

約数ペア:

[(1, 2165933), (7, 309419), (11, 196903), (23, 94171), (77, 28129), (161, 13453), (253, 8561), (1223, 1771)]