2557017

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 3898440

約数和(自身を除く): 1341423

約数列:

[1, 3, 9, 29, 87, 97, 101, 261, 291, 303, 873, 909, 2813, 2929, 8439, 8787, 9797, 25317, 26361, 29391, 88173, 284113, 852339, 2557017]

約数ペア:

[(1, 2557017), (3, 852339), (9, 284113), (29, 88173), (87, 29391), (97, 26361), (101, 25317), (261, 9797), (291, 8787), (303, 8439), (873, 2929), (909, 2813)]