81483428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{5657}}^1$

素因数の和:5951

約数の個数: 24

約数和(自身を含む): 154146552

約数和(自身を除く): 72663124

約数列:

[1, 2, 4, 13, 26, 52, 277, 554, 1108, 3601, 5657, 7202, 11314, 14404, 22628, 73541, 147082, 294164, 1566989, 3133978, 6267956, 20370857, 40741714, 81483428]

約数ペア:

[(1, 81483428), (2, 40741714), (4, 20370857), (13, 6267956), (26, 3133978), (52, 1566989), (277, 294164), (554, 147082), (1108, 73541), (3601, 22628), (5657, 14404), (7202, 11314)]