54993141

素因数分解:

$3^3\times 7^2\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 95705280

約数和(自身を除く): 40712139

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 197, 211, 441, 591, 633, 1323, 1379, 1477, 1773, 1899, 4137, 4431, 5319, 5697, 9653, 10339, 12411, 13293, 28959, 31017, 37233, 39879, 41567, 86877, 93051, 124701, 260631, 279153, 290969, 374103, 872907, 1122309, 2036783, 2618721, 6110349, 7856163, 18331047, 54993141]

約数ペア:

[(1, 54993141), (3, 18331047), (7, 7856163), (9, 6110349), (21, 2618721), (27, 2036783), (49, 1122309), (63, 872907), (147, 374103), (189, 290969), (197, 279153), (211, 260631), (441, 124701), (591, 93051), (633, 86877), (1323, 41567), (1379, 39879), (1477, 37233), (1773, 31017), (1899, 28959), (4137, 13293), (4431, 12411), (5319, 10339), (5697, 9653)]