11921511

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 19018240

約数和(自身を除く): 7096729

約数列:

[1, 3, 7, 21, 37, 67, 111, 201, 229, 259, 469, 687, 777, 1407, 1603, 2479, 4809, 7437, 8473, 15343, 17353, 25419, 46029, 52059, 59311, 107401, 177933, 322203, 567691, 1703073, 3973837, 11921511]

約数ペア:

[(1, 11921511), (3, 3973837), (7, 1703073), (21, 567691), (37, 322203), (67, 177933), (111, 107401), (201, 59311), (229, 52059), (259, 46029), (469, 25419), (687, 17353), (777, 15343), (1407, 8473), (1603, 7437), (2479, 4809)]