81984254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{28447}}^1$

素因数の和:28591

約数の個数: 16

約数和(自身を含む): 135184896

約数和(自身を除く): 53200642

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 28447, 56894, 312917, 625834, 3726557, 7453114, 40992127, 81984254]

約数ペア:

[(1, 81984254), (2, 40992127), (11, 7453114), (22, 3726557), (131, 625834), (262, 312917), (1441, 56894), (2882, 28447)]