26291201139

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1977823}}^1$

素因数の和:1978047

約数の個数: 24

約数和(自身を含む): 43607063552

約数和(自身を除く): 17315862413

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1899, 4431, 13293, 1977823, 5933469, 13844761, 17800407, 41534283, 124602849, 417320653, 1251961959, 2921244571, 3755885877, 8763733713, 26291201139]

約数ペア:

[(1, 26291201139), (3, 8763733713), (7, 3755885877), (9, 2921244571), (21, 1251961959), (63, 417320653), (211, 124602849), (633, 41534283), (1477, 17800407), (1899, 13844761), (4431, 5933469), (13293, 1977823)]