2027979

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 3118752

約数和(自身を除く): 1090773

約数列:

[1, 3, 9, 23, 69, 97, 101, 207, 291, 303, 873, 909, 2231, 2323, 6693, 6969, 9797, 20079, 20907, 29391, 88173, 225331, 675993, 2027979]

約数ペア:

[(1, 2027979), (3, 675993), (9, 225331), (23, 88173), (69, 29391), (97, 20907), (101, 20079), (207, 9797), (291, 6969), (303, 6693), (873, 2323), (909, 2231)]