81926966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{161911}}^1$

素因数の和:161947

約数の個数: 16

約数和(自身を含む): 139891968

約数和(自身を除く): 57965002

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 161911, 323822, 1781021, 3562042, 3723953, 7447906, 40963483, 81926966]

約数ペア:

[(1, 81926966), (2, 40963483), (11, 7447906), (22, 3723953), (23, 3562042), (46, 1781021), (253, 323822), (506, 161911)]