1251120815

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{4201}}^1$

素因数の和:4407

約数の個数: 32

約数和(自身を含む): 1755561984

約数和(自身を除く): 504441169

約数列:

[1, 5, 7, 35, 67, 127, 335, 469, 635, 889, 2345, 4201, 4445, 8509, 21005, 29407, 42545, 59563, 147035, 281467, 297815, 533527, 1407335, 1970269, 2667635, 3734689, 9851345, 18673445, 35746309, 178731545, 250224163, 1251120815]

約数ペア:

[(1, 1251120815), (5, 250224163), (7, 178731545), (35, 35746309), (67, 18673445), (127, 9851345), (335, 3734689), (469, 2667635), (635, 1970269), (889, 1407335), (2345, 533527), (4201, 297815), (4445, 281467), (8509, 147035), (21005, 59563), (29407, 42545)]