64720827

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3767}}^1$

素因数の和:3879

約数の個数: 24

約数和(自身を含む): 98751744

約数和(自身を除く): 34030917

約数列:

[1, 3, 9, 23, 69, 83, 207, 249, 747, 1909, 3767, 5727, 11301, 17181, 33903, 86641, 259923, 312661, 779769, 937983, 2813949, 7191203, 21573609, 64720827]

約数ペア:

[(1, 64720827), (3, 21573609), (9, 7191203), (23, 2813949), (69, 937983), (83, 779769), (207, 312661), (249, 259923), (747, 86641), (1909, 33903), (3767, 17181), (5727, 11301)]