288771561

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{274237}}^1$

素因数の和:274262

約数の個数: 20

約数和(自身を含む): 464559172

約数和(自身を除く): 175787611

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 274237, 822711, 2468133, 3565081, 7404399, 10695243, 22213197, 32085729, 96257187, 288771561]

約数ペア:

[(1, 288771561), (3, 96257187), (9, 32085729), (13, 22213197), (27, 10695243), (39, 7404399), (81, 3565081), (117, 2468133), (351, 822711), (1053, 274237)]