28078804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2741}}^1$

素因数の和:2955

約数の個数: 24

約数和(自身を含む): 53205768

約数和(自身を除く): 25126964

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 2741, 5122, 5482, 10244, 10964, 35633, 71266, 142532, 539977, 1079954, 2159908, 7019701, 14039402, 28078804]

約数ペア:

[(1, 28078804), (2, 14039402), (4, 7019701), (13, 2159908), (26, 1079954), (52, 539977), (197, 142532), (394, 71266), (788, 35633), (2561, 10964), (2741, 10244), (5122, 5482)]