209220128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{1327}}^1$

素因数の和:1729

約数の個数: 48

約数和(自身を含む): 445092480

約数和(自身を除く): 235872352

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 379, 416, 758, 1327, 1516, 2654, 3032, 4927, 5308, 6064, 9854, 10616, 12128, 17251, 19708, 21232, 34502, 39416, 42464, 69004, 78832, 138008, 157664, 276016, 502933, 552032, 1005866, 2011732, 4023464, 6538129, 8046928, 13076258, 16093856, 26152516, 52305032, 104610064, 209220128]

約数ペア:

[(1, 209220128), (2, 104610064), (4, 52305032), (8, 26152516), (13, 16093856), (16, 13076258), (26, 8046928), (32, 6538129), (52, 4023464), (104, 2011732), (208, 1005866), (379, 552032), (416, 502933), (758, 276016), (1327, 157664), (1516, 138008), (2654, 78832), (3032, 69004), (4927, 42464), (5308, 39416), (6064, 34502), (9854, 21232), (10616, 19708), (12128, 17251)]