74402081

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 94867200

約数和(自身を除く): 20465119

約数列:

[1, 13, 17, 19, 29, 47, 169, 221, 247, 323, 377, 493, 551, 611, 799, 893, 1363, 2873, 3211, 4199, 4901, 6409, 7163, 7943, 9367, 10387, 11609, 15181, 17719, 23171, 25897, 54587, 83317, 93119, 121771, 135031, 150917, 197353, 230347, 301223, 336661, 440249, 1583023, 2565589, 3915899, 4376593, 5723237, 74402081]

約数ペア:

[(1, 74402081), (13, 5723237), (17, 4376593), (19, 3915899), (29, 2565589), (47, 1583023), (169, 440249), (221, 336661), (247, 301223), (323, 230347), (377, 197353), (493, 150917), (551, 135031), (611, 121771), (799, 93119), (893, 83317), (1363, 54587), (2873, 25897), (3211, 23171), (4199, 17719), (4901, 15181), (6409, 11609), (7163, 10387), (7943, 9367)]