27831219

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 44593920

約数和(自身を除く): 16762701

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 71, 213, 247, 299, 437, 529, 741, 897, 923, 1311, 1349, 1587, 1633, 2769, 4047, 4899, 5681, 6877, 10051, 17043, 17537, 20631, 21229, 30153, 31027, 37559, 52611, 63687, 93081, 112677, 130663, 391989, 403351, 488267, 713621, 1210053, 1464801, 2140863, 9277073, 27831219]

約数ペア:

[(1, 27831219), (3, 9277073), (13, 2140863), (19, 1464801), (23, 1210053), (39, 713621), (57, 488267), (69, 403351), (71, 391989), (213, 130663), (247, 112677), (299, 93081), (437, 63687), (529, 52611), (741, 37559), (897, 31027), (923, 30153), (1311, 21229), (1349, 20631), (1587, 17537), (1633, 17043), (2769, 10051), (4047, 6877), (4899, 5681)]