81119878

素因数分解:

$2^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{9871}}^1$

素因数の和:10467

約数の個数: 16

約数和(自身を含む): 139313664

約数和(自身を除く): 58193786

約数列:

[1, 2, 7, 14, 587, 1174, 4109, 8218, 9871, 19742, 69097, 138194, 5794277, 11588554, 40559939, 81119878]

約数ペア:

[(1, 81119878), (2, 40559939), (7, 11588554), (14, 5794277), (587, 138194), (1174, 69097), (4109, 19742), (8218, 9871)]