24651981

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 36481536

約数和(自身を除く): 11829555

約数列:

[1, 3, 9, 71, 173, 213, 223, 519, 639, 669, 1557, 2007, 12283, 15833, 36849, 38579, 47499, 110547, 115737, 142497, 347211, 2739109, 8217327, 24651981]

約数ペア:

[(1, 24651981), (3, 8217327), (9, 2739109), (71, 347211), (173, 142497), (213, 115737), (223, 110547), (519, 47499), (639, 38579), (669, 36849), (1557, 15833), (2007, 12283)]