13242985

素因数分解:

$5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 18648576

約数和(自身を除く): 5405591

約数列:

[1, 5, 7, 35, 49, 191, 245, 283, 955, 1337, 1415, 1981, 6685, 9359, 9905, 13867, 46795, 54053, 69335, 270265, 378371, 1891855, 2648597, 13242985]

約数ペア:

[(1, 13242985), (5, 2648597), (7, 1891855), (35, 378371), (49, 270265), (191, 69335), (245, 54053), (283, 46795), (955, 13867), (1337, 9905), (1415, 9359), (1981, 6685)]