66615892

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{4787}}^1$

素因数の和:4876

約数の個数: 36

約数和(自身を含む): 137549664

約数和(自身を除く): 70933772

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 4787, 6958, 9574, 13916, 19148, 33509, 67018, 134036, 234563, 339877, 469126, 679754, 938252, 1359508, 2379139, 4758278, 9516556, 16653973, 33307946, 66615892]

約数ペア:

[(1, 66615892), (2, 33307946), (4, 16653973), (7, 9516556), (14, 4758278), (28, 2379139), (49, 1359508), (71, 938252), (98, 679754), (142, 469126), (196, 339877), (284, 234563), (497, 134036), (994, 67018), (1988, 33509), (3479, 19148), (4787, 13916), (6958, 9574)]