1639232883

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{227387}}^1$

素因数の和:227488

約数の個数: 20

約数和(自身を含む): 2476255320

約数和(自身を除く): 837022437

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 227387, 682161, 2046483, 6139449, 18418347, 20237443, 60712329, 182136987, 546410961, 1639232883]

約数ペア:

[(1, 1639232883), (3, 546410961), (9, 182136987), (27, 60712329), (81, 20237443), (89, 18418347), (267, 6139449), (801, 2046483), (2403, 682161), (7209, 227387)]