489339718

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{2861}}^1$

素因数の和:3532

約数の個数: 32

約数和(自身を含む): 884701440

約数和(自身を除く): 395361722

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 643, 1286, 2861, 4501, 5722, 9002, 12217, 20027, 24434, 40054, 54359, 85519, 108718, 171038, 380513, 761026, 1839623, 3679246, 12877361, 25754722, 34952837, 69905674, 244669859, 489339718]

約数ペア:

[(1, 489339718), (2, 244669859), (7, 69905674), (14, 34952837), (19, 25754722), (38, 12877361), (133, 3679246), (266, 1839623), (643, 761026), (1286, 380513), (2861, 171038), (4501, 108718), (5722, 85519), (9002, 54359), (12217, 40054), (20027, 24434)]