54471987

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 82790400

約数和(自身を除く): 28318413

約数列:

[1, 3, 9, 27, 83, 109, 223, 249, 327, 669, 747, 981, 2007, 2241, 2943, 6021, 9047, 18509, 24307, 27141, 55527, 72921, 81423, 166581, 218763, 244269, 499743, 656289, 2017481, 6052443, 18157329, 54471987]

約数ペア:

[(1, 54471987), (3, 18157329), (9, 6052443), (27, 2017481), (83, 656289), (109, 499743), (223, 244269), (249, 218763), (327, 166581), (669, 81423), (747, 72921), (981, 55527), (2007, 27141), (2241, 24307), (2943, 18509), (6021, 9047)]