16987449

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 23110400

約数和(自身を除く): 6122951

約数列:

[1, 3, 79, 229, 237, 313, 687, 939, 18091, 24727, 54273, 71677, 74181, 215031, 5662483, 16987449]

約数ペア:

[(1, 16987449), (3, 5662483), (79, 215031), (229, 74181), (237, 71677), (313, 54273), (687, 24727), (939, 18091)]