2189009199

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{143551}}^1$

素因数の和:143607

約数の個数: 32

約数和(自身を含む): 3472809984

約数和(自身を除く): 1283800785

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 5083, 15249, 143551, 430653, 1866163, 2440367, 3301673, 5598489, 7321101, 9905019, 31724771, 42921749, 56128441, 95174313, 128765247, 168385323, 729669733, 2189009199]

約数ペア:

[(1, 2189009199), (3, 729669733), (13, 168385323), (17, 128765247), (23, 95174313), (39, 56128441), (51, 42921749), (69, 31724771), (221, 9905019), (299, 7321101), (391, 5598489), (663, 3301673), (897, 2440367), (1173, 1866163), (5083, 430653), (15249, 143551)]