15989127

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3643}}^1$

素因数の和:3683

約数の個数: 32

約数和(自身を含む): 27985920

約数和(自身を除く): 11996793

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 3643, 4389, 10929, 25501, 40073, 69217, 76503, 120219, 207651, 280511, 484519, 761387, 841533, 1453557, 2284161, 5329709, 15989127]

約数ペア:

[(1, 15989127), (3, 5329709), (7, 2284161), (11, 1453557), (19, 841533), (21, 761387), (33, 484519), (57, 280511), (77, 207651), (133, 120219), (209, 76503), (231, 69217), (399, 40073), (627, 25501), (1463, 10929), (3643, 4389)]