23397493

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 28968192

約数和(自身を除く): 5570699

約数列:

[1, 7, 19, 47, 133, 197, 329, 361, 893, 1379, 2527, 3743, 6251, 9259, 16967, 26201, 64813, 71117, 118769, 175921, 497819, 1231447, 3342499, 23397493]

約数ペア:

[(1, 23397493), (7, 3342499), (19, 1231447), (47, 497819), (133, 175921), (197, 118769), (329, 71117), (361, 64813), (893, 26201), (1379, 16967), (2527, 9259), (3743, 6251)]