2782747

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 3359232

約数和(自身を除く): 576485

約数列:

[1, 11, 17, 23, 187, 253, 391, 647, 4301, 7117, 10999, 14881, 120989, 163691, 252977, 2782747]

約数ペア:

[(1, 2782747), (11, 252977), (17, 163691), (23, 120989), (187, 14881), (253, 10999), (391, 7117), (647, 4301)]