81463838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{24943}}^1$

素因数の和:25039

約数の個数: 16

約数和(自身を含む): 129309696

約数和(自身を除く): 47845858

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 24943, 49886, 573689, 1147378, 1770953, 3541906, 40731919, 81463838]

約数ペア:

[(1, 81463838), (2, 40731919), (23, 3541906), (46, 1770953), (71, 1147378), (142, 573689), (1633, 49886), (3266, 24943)]