28797065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 42042240

約数和(自身を除く): 13245175

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 323, 935, 1045, 1615, 1621, 3553, 8105, 17765, 17831, 27557, 30799, 89155, 137785, 153995, 303127, 338789, 523583, 1515635, 1693945, 2617915, 5759413, 28797065]

約数ペア:

[(1, 28797065), (5, 5759413), (11, 2617915), (17, 1693945), (19, 1515635), (55, 523583), (85, 338789), (95, 303127), (187, 153995), (209, 137785), (323, 89155), (935, 30799), (1045, 27557), (1615, 17831), (1621, 17765), (3553, 8105)]