223889673

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{4219}}^1$

素因数の和:4274

約数の個数: 36

約数和(自身を含む): 366582960

約数和(自身を除く): 142693287

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 931, 1083, 2527, 2793, 4219, 7581, 12657, 17689, 29533, 53067, 80161, 88599, 206731, 240483, 561127, 620193, 1523059, 1683381, 3927889, 4569177, 10661413, 11783667, 31984239, 74629891, 223889673]

約数ペア:

[(1, 223889673), (3, 74629891), (7, 31984239), (19, 11783667), (21, 10661413), (49, 4569177), (57, 3927889), (133, 1683381), (147, 1523059), (361, 620193), (399, 561127), (931, 240483), (1083, 206731), (2527, 88599), (2793, 80161), (4219, 53067), (7581, 29533), (12657, 17689)]