2455389

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 3800160

約数和(自身を除く): 1344771

約数列:

[1, 3, 9, 19, 57, 83, 171, 173, 249, 519, 747, 1557, 1577, 3287, 4731, 9861, 14193, 14359, 29583, 43077, 129231, 272821, 818463, 2455389]

約数ペア:

[(1, 2455389), (3, 818463), (9, 272821), (19, 129231), (57, 43077), (83, 29583), (171, 14359), (173, 14193), (249, 9861), (519, 4731), (747, 3287), (1557, 1577)]