67918179

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 119774208

約数和(自身を除く): 51856029

約数列:

[1, 3, 7, 17, 19, 21, 31, 51, 57, 93, 119, 133, 217, 289, 323, 357, 361, 399, 527, 589, 651, 867, 969, 1083, 1581, 1767, 2023, 2261, 2527, 3689, 4123, 5491, 6069, 6137, 6783, 7581, 8959, 10013, 11067, 11191, 12369, 16473, 18411, 26877, 30039, 33573, 38437, 42959, 62713, 70091, 78337, 104329, 115311, 128877, 170221, 188139, 190247, 210273, 235011, 312987, 510663, 570741, 730303, 1191547, 1331729, 2190909, 3234199, 3574641, 3995187, 9702597, 22639393, 67918179]

約数ペア:

[(1, 67918179), (3, 22639393), (7, 9702597), (17, 3995187), (19, 3574641), (21, 3234199), (31, 2190909), (51, 1331729), (57, 1191547), (93, 730303), (119, 570741), (133, 510663), (217, 312987), (289, 235011), (323, 210273), (357, 190247), (361, 188139), (399, 170221), (527, 128877), (589, 115311), (651, 104329), (867, 78337), (969, 70091), (1083, 62713), (1581, 42959), (1767, 38437), (2023, 33573), (2261, 30039), (2527, 26877), (3689, 18411), (4123, 16473), (5491, 12369), (6069, 11191), (6137, 11067), (6783, 10013), (7581, 8959)]