866044921

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{38699}}^1$

素因数の和:38868

約数の個数: 16

約数和(自身を含む): 1040256000

約数和(自身を除く): 174211079

約数列:

[1, 7, 23, 139, 161, 973, 3197, 22379, 38699, 270893, 890077, 5379161, 6230539, 37654127, 123720703, 866044921]

約数ペア:

[(1, 866044921), (7, 123720703), (23, 37654127), (139, 6230539), (161, 5379161), (973, 890077), (3197, 270893), (22379, 38699)]