131497121296

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{81371981}}^1$

素因数の和:81372090

約数の個数: 20

約数和(自身を含む): 257298207084

約数和(自身を除く): 125801085788

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 81371981, 162743962, 325487924, 650975848, 1301951696, 8218570081, 16437140162, 32874280324, 65748560648, 131497121296]

約数ペア:

[(1, 131497121296), (2, 65748560648), (4, 32874280324), (8, 16437140162), (16, 8218570081), (101, 1301951696), (202, 650975848), (404, 325487924), (808, 162743962), (1616, 81371981)]