247842783

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{13297}}^1$

素因数の和:13431

約数の個数: 24

約数和(自身を含む): 380322800

約数和(自身を除く): 132480017

約数列:

[1, 3, 9, 19, 57, 109, 171, 327, 981, 2071, 6213, 13297, 18639, 39891, 119673, 252643, 757929, 1449373, 2273787, 4348119, 13044357, 27538087, 82614261, 247842783]

約数ペア:

[(1, 247842783), (3, 82614261), (9, 27538087), (19, 13044357), (57, 4348119), (109, 2273787), (171, 1449373), (327, 757929), (981, 252643), (2071, 119673), (6213, 39891), (13297, 18639)]