864604881

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{32911}}^1$

素因数の和:33066

約数の個数: 32

約数和(自身を含む): 1474457600

約数和(自身を除く): 609852719

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 973, 1251, 2919, 3753, 8757, 26271, 32911, 98733, 230377, 296199, 691131, 888597, 2073393, 4574629, 6220179, 13723887, 32022403, 41171661, 96067209, 123514983, 288201627, 864604881]

約数ペア:

[(1, 864604881), (3, 288201627), (7, 123514983), (9, 96067209), (21, 41171661), (27, 32022403), (63, 13723887), (139, 6220179), (189, 4574629), (417, 2073393), (973, 888597), (1251, 691131), (2919, 296199), (3753, 230377), (8757, 98733), (26271, 32911)]