858016809

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431381}}^1$

素因数の和:431417

約数の個数: 24

約数和(自身を含む): 1413207432

約数和(自身を除く): 555190623

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 431381, 1294143, 3882429, 5607953, 7333477, 16823859, 22000431, 50471577, 66001293, 95335201, 286005603, 858016809]

約数ペア:

[(1, 858016809), (3, 286005603), (9, 95335201), (13, 66001293), (17, 50471577), (39, 22000431), (51, 16823859), (117, 7333477), (153, 5607953), (221, 3882429), (663, 1294143), (1989, 431381)]