18114201

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 32406400

約数和(自身を除く): 14292199

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 409, 703, 777, 1197, 1227, 2109, 2331, 2863, 3681, 4921, 6327, 7771, 8589, 14763, 15133, 23313, 25767, 44289, 45399, 54397, 69939, 105931, 136197, 163191, 287527, 317793, 489573, 862581, 953379, 2012689, 2587743, 6038067, 18114201]

約数ペア:

[(1, 18114201), (3, 6038067), (7, 2587743), (9, 2012689), (19, 953379), (21, 862581), (37, 489573), (57, 317793), (63, 287527), (111, 163191), (133, 136197), (171, 105931), (259, 69939), (333, 54397), (399, 45399), (409, 44289), (703, 25767), (777, 23313), (1197, 15133), (1227, 14763), (2109, 8589), (2331, 7771), (2863, 6327), (3681, 4921)]