71221678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{18713}}^1$

素因数の和:18899

約数の個数: 16

約数和(自身を含む): 117224496

約数和(自身を除く): 46002818

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 18713, 37426, 205843, 411686, 3237349, 6474698, 35610839, 71221678]

約数ペア:

[(1, 71221678), (2, 35610839), (11, 6474698), (22, 3237349), (173, 411686), (346, 205843), (1903, 37426), (3806, 18713)]