39973923

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 65774592

約数和(自身を除く): 25800669

約数列:

[1, 3, 9, 11, 33, 47, 71, 99, 121, 141, 213, 363, 423, 517, 639, 781, 1089, 1331, 1551, 2343, 3337, 3993, 4653, 5687, 7029, 8591, 10011, 11979, 17061, 25773, 30033, 36707, 51183, 62557, 77319, 94501, 110121, 187671, 283503, 330363, 403777, 563013, 850509, 1211331, 3633993, 4441547, 13324641, 39973923]

約数ペア:

[(1, 39973923), (3, 13324641), (9, 4441547), (11, 3633993), (33, 1211331), (47, 850509), (71, 563013), (99, 403777), (121, 330363), (141, 283503), (213, 187671), (363, 110121), (423, 94501), (517, 77319), (639, 62557), (781, 51183), (1089, 36707), (1331, 30033), (1551, 25773), (2343, 17061), (3337, 11979), (3993, 10011), (4653, 8591), (5687, 7029)]