81551206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{69941}}^1$

素因数の和:70007

約数の個数: 16

約数和(自身を含む): 135967248

約数和(自身を除く): 54416042

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 69941, 139882, 769351, 1538702, 3706873, 7413746, 40775603, 81551206]

約数ペア:

[(1, 81551206), (2, 40775603), (11, 7413746), (22, 3706873), (53, 1538702), (106, 769351), (583, 139882), (1166, 69941)]