201749261

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 249108480

約数和(自身を除く): 47359219

約数列:

[1, 7, 23, 59, 67, 161, 317, 413, 469, 1357, 1541, 2219, 3953, 7291, 9499, 10787, 18703, 21239, 27671, 51037, 90919, 130921, 148673, 430169, 488497, 636433, 1253101, 3011183, 3419479, 8771707, 28821323, 201749261]

約数ペア:

[(1, 201749261), (7, 28821323), (23, 8771707), (59, 3419479), (67, 3011183), (161, 1253101), (317, 636433), (413, 488497), (469, 430169), (1357, 148673), (1541, 130921), (2219, 90919), (3953, 51037), (7291, 27671), (9499, 21239), (10787, 18703)]