39140661

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 61149600

約数和(自身を除く): 22008939

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 1043, 1787, 3129, 5361, 7301, 12509, 21903, 37527, 87563, 262689, 266263, 798789, 1863841, 5591523, 13046887, 39140661]

約数ペア:

[(1, 39140661), (3, 13046887), (7, 5591523), (21, 1863841), (49, 798789), (147, 266263), (149, 262689), (447, 87563), (1043, 37527), (1787, 21903), (3129, 12509), (5361, 7301)]