27405567

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3919}}^1$

素因数の和:3972

約数の個数: 32

約数和(自身を含む): 47667200

約数和(自身を除く): 20261633

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 3919, 6993, 11757, 27433, 35271, 82299, 105813, 145003, 246897, 435009, 740691, 1015021, 1305027, 3045063, 3915081, 9135189, 27405567]

約数ペア:

[(1, 27405567), (3, 9135189), (7, 3915081), (9, 3045063), (21, 1305027), (27, 1015021), (37, 740691), (63, 435009), (111, 246897), (189, 145003), (259, 105813), (333, 82299), (777, 35271), (999, 27433), (2331, 11757), (3919, 6993)]