770020221

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{145589}}^1$

素因数の和:145676

約数の個数: 16

約数和(自身を含む): 1076201280

約数和(自身を除く): 306181059

約数列:

[1, 3, 41, 43, 123, 129, 1763, 5289, 145589, 436767, 5969149, 6260327, 17907447, 18780981, 256673407, 770020221]

約数ペア:

[(1, 770020221), (3, 256673407), (41, 18780981), (43, 17907447), (123, 6260327), (129, 5969149), (1763, 436767), (5289, 145589)]