20172457431

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{146009}}^1$

素因数の和:146085

約数の個数: 64

約数和(自身を含む): 37004774400

約数和(自身を除く): 16832316969

約数列:

[1, 3, 7, 9, 17, 21, 27, 43, 51, 63, 119, 129, 153, 189, 301, 357, 387, 459, 731, 903, 1071, 1161, 2193, 2709, 3213, 5117, 6579, 8127, 15351, 19737, 46053, 138159, 146009, 438027, 1022063, 1314081, 2482153, 3066189, 3942243, 6278387, 7446459, 9198567, 17375071, 18835161, 22339377, 27595701, 43948709, 52125213, 56505483, 67018131, 106732579, 131846127, 156375639, 169516449, 320197737, 395538381, 469126917, 747128053, 960593211, 1186615143, 2241384159, 2881779633, 6724152477, 20172457431]

約数ペア:

[(1, 20172457431), (3, 6724152477), (7, 2881779633), (9, 2241384159), (17, 1186615143), (21, 960593211), (27, 747128053), (43, 469126917), (51, 395538381), (63, 320197737), (119, 169516449), (129, 156375639), (153, 131846127), (189, 106732579), (301, 67018131), (357, 56505483), (387, 52125213), (459, 43948709), (731, 27595701), (903, 22339377), (1071, 18835161), (1161, 17375071), (2193, 9198567), (2709, 7446459), (3213, 6278387), (5117, 3942243), (6579, 3066189), (8127, 2482153), (15351, 1314081), (19737, 1022063), (46053, 438027), (138159, 146009)]