64181978

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{947}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 113577984

約数和(自身を除く): 49396006

約数列:

[1, 2, 7, 14, 47, 94, 103, 206, 329, 658, 721, 947, 1442, 1894, 4841, 6629, 9682, 13258, 33887, 44509, 67774, 89018, 97541, 195082, 311563, 623126, 682787, 1365574, 4584427, 9168854, 32090989, 64181978]

約数ペア:

[(1, 64181978), (2, 32090989), (7, 9168854), (14, 4584427), (47, 1365574), (94, 682787), (103, 623126), (206, 311563), (329, 195082), (658, 97541), (721, 89018), (947, 67774), (1442, 44509), (1894, 33887), (4841, 13258), (6629, 9682)]