81297814

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{23869}}^1$

素因数の和:24015

約数の個数: 16

約数和(自身を含む): 132335280

約数和(自身を除く): 51037466

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 23869, 47738, 310297, 620594, 3126839, 6253678, 40648907, 81297814]

約数ペア:

[(1, 81297814), (2, 40648907), (13, 6253678), (26, 3126839), (131, 620594), (262, 310297), (1703, 47738), (3406, 23869)]