81251142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{32789}}^1$

素因数の和:32860

約数の個数: 32

約数和(自身を含む): 188870400

約数和(自身を除く): 107619258

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 32789, 65578, 98367, 196734, 229523, 459046, 688569, 1377138, 1934551, 3869102, 5803653, 11607306, 13541857, 27083714, 40625571, 81251142]

約数ペア:

[(1, 81251142), (2, 40625571), (3, 27083714), (6, 13541857), (7, 11607306), (14, 5803653), (21, 3869102), (42, 1934551), (59, 1377138), (118, 688569), (177, 459046), (354, 229523), (413, 196734), (826, 98367), (1239, 65578), (2478, 32789)]