28139722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{56963}}^1$

素因数の和:56997

約数の個数: 16

約数和(自身を含む): 47849760

約数和(自身を除く): 19710038

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 56963, 113926, 740519, 1082297, 1481038, 2164594, 14069861, 28139722]

約数ペア:

[(1, 28139722), (2, 14069861), (13, 2164594), (19, 1481038), (26, 1082297), (38, 740519), (247, 113926), (494, 56963)]