289042721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{2389}}^1$

素因数の和:3064

約数の個数: 16

約数和(自身を含む): 334523520

約数和(自身を除く): 45480799

約数列:

[1, 11, 17, 187, 647, 2389, 7117, 10999, 26279, 40613, 120989, 446743, 1545683, 17002513, 26276611, 289042721]

約数ペア:

[(1, 289042721), (11, 26276611), (17, 17002513), (187, 1545683), (647, 446743), (2389, 120989), (7117, 40613), (10999, 26279)]