67511647

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{2777}}^1$

素因数の和:2958

約数の個数: 16

約数和(自身を含む): 81073152

約数和(自身を除く): 13561505

約数列:

[1, 7, 23, 151, 161, 1057, 2777, 3473, 19439, 24311, 63871, 419327, 447097, 2935289, 9644521, 67511647]

約数ペア:

[(1, 67511647), (7, 9644521), (23, 2935289), (151, 447097), (161, 419327), (1057, 63871), (2777, 24311), (3473, 19439)]