78804518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{6173}}^1$

素因数の和:6679

約数の個数: 16

約数和(自身を含む): 127579536

約数和(自身を除く): 48775018

約数列:

[1, 2, 13, 26, 491, 982, 6173, 6383, 12346, 12766, 80249, 160498, 3030943, 6061886, 39402259, 78804518]

約数ペア:

[(1, 78804518), (2, 39402259), (13, 6061886), (26, 3030943), (491, 160498), (982, 80249), (6173, 12766), (6383, 12346)]