64639967

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1063}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 80783136

約数和(自身を除く): 16143169

約数列:

[1, 7, 17, 49, 73, 119, 511, 833, 1063, 1241, 3577, 7441, 8687, 18071, 52087, 60809, 77599, 126497, 543193, 885479, 1319183, 3802351, 9234281, 64639967]

約数ペア:

[(1, 64639967), (7, 9234281), (17, 3802351), (49, 1319183), (73, 885479), (119, 543193), (511, 126497), (833, 77599), (1063, 60809), (1241, 52087), (3577, 18071), (7441, 8687)]