9919881

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 15772800

約数和(自身を除く): 5852919

約数列:

[1, 3, 9, 19, 27, 57, 61, 171, 183, 317, 513, 549, 951, 1159, 1647, 2853, 3477, 6023, 8559, 10431, 18069, 19337, 31293, 54207, 58011, 162621, 174033, 367403, 522099, 1102209, 3306627, 9919881]

約数ペア:

[(1, 9919881), (3, 3306627), (9, 1102209), (19, 522099), (27, 367403), (57, 174033), (61, 162621), (171, 58011), (183, 54207), (317, 31293), (513, 19337), (549, 18069), (951, 10431), (1159, 8559), (1647, 6023), (2853, 3477)]