349988331

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2143}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 598330368

約数和(自身を除く): 248342037

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 101, 147, 231, 303, 539, 707, 1111, 1617, 2121, 2143, 3333, 4949, 6429, 7777, 14847, 15001, 23331, 23573, 45003, 54439, 70719, 105007, 163317, 165011, 216443, 315021, 495033, 649329, 1155077, 1515101, 2380873, 3465231, 4545303, 7142619, 10605707, 16666111, 31817121, 49998333, 116662777, 349988331]

約数ペア:

[(1, 349988331), (3, 116662777), (7, 49998333), (11, 31817121), (21, 16666111), (33, 10605707), (49, 7142619), (77, 4545303), (101, 3465231), (147, 2380873), (231, 1515101), (303, 1155077), (539, 649329), (707, 495033), (1111, 315021), (1617, 216443), (2121, 165011), (2143, 163317), (3333, 105007), (4949, 70719), (6429, 54439), (7777, 45003), (14847, 23573), (15001, 23331)]