51764751

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{9001}}^1$

素因数の和:9084

約数の個数: 20

約数和(自身を含む): 78425424

約数和(自身を除く): 26660673

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 9001, 27003, 81009, 243027, 639071, 729081, 1917213, 5751639, 17254917, 51764751]

約数ペア:

[(1, 51764751), (3, 17254917), (9, 5751639), (27, 1917213), (71, 729081), (81, 639071), (213, 243027), (639, 81009), (1917, 27003), (5751, 9001)]