15501493

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 18911232

約数和(自身を除く): 3409739

約数列:

[1, 7, 47, 49, 53, 127, 329, 371, 889, 2303, 2491, 2597, 5969, 6223, 6731, 17437, 41783, 47117, 122059, 292481, 316357, 329819, 2214499, 15501493]

約数ペア:

[(1, 15501493), (7, 2214499), (47, 329819), (49, 316357), (53, 292481), (127, 122059), (329, 47117), (371, 41783), (889, 17437), (2303, 6731), (2491, 6223), (2597, 5969)]