26521131

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5113}}^1$

素因数の和:5155

約数の個数: 32

約数和(自身を含む): 45821440

約数和(自身を除く): 19300309

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5113, 5187, 15339, 35791, 66469, 97147, 107373, 199407, 291441, 465283, 680029, 1262911, 1395849, 2040087, 3788733, 8840377, 26521131]

約数ペア:

[(1, 26521131), (3, 8840377), (7, 3788733), (13, 2040087), (19, 1395849), (21, 1262911), (39, 680029), (57, 465283), (91, 291441), (133, 199407), (247, 107373), (273, 97147), (399, 66469), (741, 35791), (1729, 15339), (5113, 5187)]