207975501

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2467}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 346507200

約数和(自身を除く): 138531699

約数列:

[1, 3, 9, 17, 19, 29, 51, 57, 87, 153, 171, 261, 323, 493, 551, 969, 1479, 1653, 2467, 2907, 4437, 4959, 7401, 9367, 22203, 28101, 41939, 46873, 71543, 84303, 125817, 140619, 214629, 377451, 421857, 643887, 796841, 1216231, 1359317, 2390523, 3648693, 4077951, 7171569, 10946079, 12233853, 23108389, 69325167, 207975501]

約数ペア:

[(1, 207975501), (3, 69325167), (9, 23108389), (17, 12233853), (19, 10946079), (29, 7171569), (51, 4077951), (57, 3648693), (87, 2390523), (153, 1359317), (171, 1216231), (261, 796841), (323, 643887), (493, 421857), (551, 377451), (969, 214629), (1479, 140619), (1653, 125817), (2467, 84303), (2907, 71543), (4437, 46873), (4959, 41939), (7401, 28101), (9367, 22203)]