13281499

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 17294256

約数和(自身を除く): 4012757

約数列:

[1, 7, 11, 41, 49, 77, 287, 451, 539, 601, 2009, 3157, 4207, 6611, 22099, 24641, 29449, 46277, 172487, 271051, 323939, 1207409, 1897357, 13281499]

約数ペア:

[(1, 13281499), (7, 1897357), (11, 1207409), (41, 323939), (49, 271051), (77, 172487), (287, 46277), (451, 29449), (539, 24641), (601, 22099), (2009, 6611), (3157, 4207)]