81972514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{4657}}^1$

素因数の和:5349

約数の個数: 16

約数和(自身を含む): 132641208

約数和(自身を除く): 50668694

約数列:

[1, 2, 13, 26, 677, 1354, 4657, 8801, 9314, 17602, 60541, 121082, 3152789, 6305578, 40986257, 81972514]

約数ペア:

[(1, 81972514), (2, 40986257), (13, 6305578), (26, 3152789), (677, 121082), (1354, 60541), (4657, 17602), (8801, 9314)]