90697317

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 131281920

約数和(自身を除く): 40584603

約数列:

[1, 3, 19, 57, 71, 73, 213, 219, 307, 921, 1349, 1387, 4047, 4161, 5183, 5833, 15549, 17499, 21797, 22411, 65391, 67233, 98477, 295431, 414143, 425809, 1242429, 1277427, 1591181, 4773543, 30232439, 90697317]

約数ペア:

[(1, 90697317), (3, 30232439), (19, 4773543), (57, 1591181), (71, 1277427), (73, 1242429), (213, 425809), (219, 414143), (307, 295431), (921, 98477), (1349, 67233), (1387, 65391), (4047, 22411), (4161, 21797), (5183, 17499), (5833, 15549)]