81225549

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{10039}}^1$

素因数の和:10105

約数の個数: 24

約数和(自身を含む): 125299200

約数和(自身を除く): 44073651

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 2697, 8091, 10039, 30117, 90351, 291131, 311209, 873393, 933627, 2620179, 2800881, 9025061, 27075183, 81225549]

約数ペア:

[(1, 81225549), (3, 27075183), (9, 9025061), (29, 2800881), (31, 2620179), (87, 933627), (93, 873393), (261, 311209), (279, 291131), (899, 90351), (2697, 30117), (8091, 10039)]