28135371

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1951}}^1$

素因数の和:2007

約数の個数: 32

約数和(自身を含む): 44974080

約数和(自身を除く): 16838709

約数列:

[1, 3, 11, 19, 23, 33, 57, 69, 209, 253, 437, 627, 759, 1311, 1951, 4807, 5853, 14421, 21461, 37069, 44873, 64383, 111207, 134619, 407759, 493603, 852587, 1223277, 1480809, 2557761, 9378457, 28135371]

約数ペア:

[(1, 28135371), (3, 9378457), (11, 2557761), (19, 1480809), (23, 1223277), (33, 852587), (57, 493603), (69, 407759), (209, 134619), (253, 111207), (437, 64383), (627, 44873), (759, 37069), (1311, 21461), (1951, 14421), (4807, 5853)]