161708239

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{91309}}^1$

素因数の和:91350

約数の個数: 16

約数和(自身を含む): 210378240

約数和(自身を除く): 48670001

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 91309, 639163, 1004399, 2100107, 7030793, 14700749, 23101177, 161708239]

約数ペア:

[(1, 161708239), (7, 23101177), (11, 14700749), (23, 7030793), (77, 2100107), (161, 1004399), (253, 639163), (1771, 91309)]