2123555

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 3193344

約数和(自身を除く): 1069789

約数列:

[1, 5, 7, 17, 35, 43, 83, 85, 119, 215, 301, 415, 581, 595, 731, 1411, 1505, 2905, 3569, 3655, 5117, 7055, 9877, 17845, 24983, 25585, 49385, 60673, 124915, 303365, 424711, 2123555]

約数ペア:

[(1, 2123555), (5, 424711), (7, 303365), (17, 124915), (35, 60673), (43, 49385), (83, 25585), (85, 24983), (119, 17845), (215, 9877), (301, 7055), (415, 5117), (581, 3655), (595, 3569), (731, 2905), (1411, 1505)]