291284019

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{276623}}^1$

素因数の和:276648

約数の個数: 20

約数和(自身を含む): 468601056

約数和(自身を除く): 177317037

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 276623, 829869, 2489607, 3596099, 7468821, 10788297, 22406463, 32364891, 97094673, 291284019]

約数ペア:

[(1, 291284019), (3, 97094673), (9, 32364891), (13, 22406463), (27, 10788297), (39, 7468821), (81, 3596099), (117, 2489607), (351, 829869), (1053, 276623)]