981939

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 1658880

約数和(自身を除く): 676941

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 107, 133, 161, 321, 399, 437, 483, 749, 1311, 2033, 2247, 2461, 3059, 6099, 7383, 9177, 14231, 17227, 42693, 46759, 51681, 140277, 327313, 981939]

約数ペア:

[(1, 981939), (3, 327313), (7, 140277), (19, 51681), (21, 46759), (23, 42693), (57, 17227), (69, 14231), (107, 9177), (133, 7383), (161, 6099), (321, 3059), (399, 2461), (437, 2247), (483, 2033), (749, 1311)]