29421847

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 37925888

約数和(自身を除く): 8504041

約数列:

[1, 7, 13, 43, 73, 91, 103, 301, 511, 559, 721, 949, 1339, 3139, 3913, 4429, 6643, 7519, 9373, 21973, 31003, 40807, 52633, 57577, 97747, 285649, 323317, 403039, 684229, 2263219, 4203121, 29421847]

約数ペア:

[(1, 29421847), (7, 4203121), (13, 2263219), (43, 684229), (73, 403039), (91, 323317), (103, 285649), (301, 97747), (511, 57577), (559, 52633), (721, 40807), (949, 31003), (1339, 21973), (3139, 9373), (3913, 7519), (4429, 6643)]