7990308

素因数分解:

$2^2\times 3^2\times {\mathrm{221953}}^1$

素因数の和:221963

約数の個数: 18

約数和(自身を含む): 20197814

約数和(自身を除く): 12207506

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 221953, 443906, 665859, 887812, 1331718, 1997577, 2663436, 3995154, 7990308]

約数ペア:

[(1, 7990308), (2, 3995154), (3, 2663436), (4, 1997577), (6, 1331718), (9, 887812), (12, 665859), (18, 443906), (36, 221953)]