77978537

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1979}}^1$

素因数の和:2432

約数の個数: 16

約数和(自身を含む): 96243840

約数和(自身を除く): 18265303

約数列:

[1, 7, 13, 91, 433, 1979, 3031, 5629, 13853, 25727, 39403, 180089, 856907, 5998349, 11139791, 77978537]

約数ペア:

[(1, 77978537), (7, 11139791), (13, 5998349), (91, 856907), (433, 180089), (1979, 39403), (3031, 25727), (5629, 13853)]