81574202

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{1171}}^1$

素因数の和:1805

約数の個数: 16

約数和(自身を含む): 124691424

約数和(自身を除く): 43117222

約数列:

[1, 2, 61, 122, 571, 1142, 1171, 2342, 34831, 69662, 71431, 142862, 668641, 1337282, 40787101, 81574202]

約数ペア:

[(1, 81574202), (2, 40787101), (61, 1337282), (122, 668641), (571, 142862), (1142, 71431), (1171, 69662), (2342, 34831)]