28211403

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{719}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 15334197

約数列:

[1, 3, 11, 29, 33, 41, 87, 123, 319, 451, 719, 957, 1189, 1353, 2157, 3567, 7909, 13079, 20851, 23727, 29479, 39237, 62553, 88437, 229361, 324269, 688083, 854891, 972807, 2564673, 9403801, 28211403]

約数ペア:

[(1, 28211403), (3, 9403801), (11, 2564673), (29, 972807), (33, 854891), (41, 688083), (87, 324269), (123, 229361), (319, 88437), (451, 62553), (719, 39237), (957, 29479), (1189, 23727), (1353, 20851), (2157, 13079), (3567, 7909)]