17924907

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 33030144

約数和(自身を除く): 15105237

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 47, 77, 91, 127, 141, 143, 231, 273, 329, 381, 429, 517, 611, 889, 987, 1001, 1397, 1551, 1651, 1833, 2667, 3003, 3619, 4191, 4277, 4953, 5969, 6721, 9779, 10857, 11557, 12831, 17907, 18161, 20163, 29337, 34671, 41783, 47047, 54483, 65659, 77597, 125349, 127127, 141141, 196977, 232791, 381381, 459613, 543179, 853567, 1378839, 1629537, 2560701, 5974969, 17924907]

約数ペア:

[(1, 17924907), (3, 5974969), (7, 2560701), (11, 1629537), (13, 1378839), (21, 853567), (33, 543179), (39, 459613), (47, 381381), (77, 232791), (91, 196977), (127, 141141), (141, 127127), (143, 125349), (231, 77597), (273, 65659), (329, 54483), (381, 47047), (429, 41783), (517, 34671), (611, 29337), (889, 20163), (987, 18161), (1001, 17907), (1397, 12831), (1551, 11557), (1651, 10857), (1833, 9779), (2667, 6721), (3003, 5969), (3619, 4953), (4191, 4277)]