13236905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 18437760

約数和(自身を除く): 5200855

約数列:

[1, 5, 11, 29, 43, 55, 145, 193, 215, 319, 473, 965, 1247, 1595, 2123, 2365, 5597, 6235, 8299, 10615, 13717, 27985, 41495, 61567, 68585, 91289, 240671, 307835, 456445, 1203355, 2647381, 13236905]

約数ペア:

[(1, 13236905), (5, 2647381), (11, 1203355), (29, 456445), (43, 307835), (55, 240671), (145, 91289), (193, 68585), (215, 61567), (319, 41495), (473, 27985), (965, 13717), (1247, 10615), (1595, 8299), (2123, 6235), (2365, 5597)]