73728459

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 126157824

約数和(自身を除く): 52429365

約数列:

[1, 3, 7, 9, 21, 53, 63, 71, 159, 213, 311, 371, 477, 497, 639, 933, 1113, 1491, 2177, 2799, 3339, 3763, 4473, 6531, 11289, 16483, 19593, 22081, 26341, 33867, 49449, 66243, 79023, 115381, 148347, 154567, 198729, 237069, 346143, 463701, 1038429, 1170293, 1391103, 3510879, 8192051, 10532637, 24576153, 73728459]

約数ペア:

[(1, 73728459), (3, 24576153), (7, 10532637), (9, 8192051), (21, 3510879), (53, 1391103), (63, 1170293), (71, 1038429), (159, 463701), (213, 346143), (311, 237069), (371, 198729), (477, 154567), (497, 148347), (639, 115381), (933, 79023), (1113, 66243), (1491, 49449), (2177, 33867), (2799, 26341), (3339, 22081), (3763, 19593), (4473, 16483), (6531, 11289)]