671669439

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{28081}}^1$

素因数の和:28175

約数の個数: 32

約数和(自身を含む): 1099915776

約数和(自身を除く): 428246337

約数列:

[1, 3, 7, 17, 21, 51, 67, 119, 201, 357, 469, 1139, 1407, 3417, 7973, 23919, 28081, 84243, 196567, 477377, 589701, 1432131, 1881427, 3341639, 5644281, 10024917, 13169989, 31984259, 39509967, 95952777, 223889813, 671669439]

約数ペア:

[(1, 671669439), (3, 223889813), (7, 95952777), (17, 39509967), (21, 31984259), (51, 13169989), (67, 10024917), (119, 5644281), (201, 3341639), (357, 1881427), (469, 1432131), (1139, 589701), (1407, 477377), (3417, 196567), (7973, 84243), (23919, 28081)]