84891981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 124416000

約数和(自身を除く): 39524019

約数列:

[1, 3, 19, 31, 57, 93, 107, 321, 449, 589, 1347, 1767, 2033, 3317, 6099, 8531, 9951, 13919, 25593, 41757, 48043, 63023, 144129, 189069, 264461, 793383, 912817, 1489333, 2738451, 4467999, 28297327, 84891981]

約数ペア:

[(1, 84891981), (3, 28297327), (19, 4467999), (31, 2738451), (57, 1489333), (93, 912817), (107, 793383), (321, 264461), (449, 189069), (589, 144129), (1347, 63023), (1767, 48043), (2033, 41757), (3317, 25593), (6099, 13919), (8531, 9951)]