27489891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 43464960

約数和(自身を除く): 15975069

約数列:

[1, 3, 11, 13, 33, 39, 139, 143, 417, 429, 461, 1383, 1529, 1807, 4587, 5071, 5421, 5993, 15213, 17979, 19877, 59631, 64079, 65923, 192237, 197769, 704869, 833027, 2114607, 2499081, 9163297, 27489891]

約数ペア:

[(1, 27489891), (3, 9163297), (11, 2499081), (13, 2114607), (33, 833027), (39, 704869), (139, 197769), (143, 192237), (417, 65923), (429, 64079), (461, 59631), (1383, 19877), (1529, 17979), (1807, 15213), (4587, 5993), (5071, 5421)]