205590681

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 300518400

約数和(自身を除く): 94927719

約数列:

[1, 3, 9, 191, 199, 573, 597, 601, 1719, 1791, 1803, 5409, 38009, 114027, 114791, 119599, 342081, 344373, 358797, 1033119, 1076391, 22843409, 68530227, 205590681]

約数ペア:

[(1, 205590681), (3, 68530227), (9, 22843409), (191, 1076391), (199, 1033119), (573, 358797), (597, 344373), (601, 342081), (1719, 119599), (1791, 114791), (1803, 114027), (5409, 38009)]