81728842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{165443}}^1$

素因数の和:165477

約数の個数: 16

約数和(自身を含む): 138972960

約数和(自身を除く): 57244118

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 165443, 330886, 2150759, 3143417, 4301518, 6286834, 40864421, 81728842]

約数ペア:

[(1, 81728842), (2, 40864421), (13, 6286834), (19, 4301518), (26, 3143417), (38, 2150759), (247, 330886), (494, 165443)]