206670135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 393974784

約数和(自身を除く): 187304649

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 61, 105, 123, 183, 205, 287, 305, 427, 615, 787, 861, 915, 1281, 1435, 2135, 2361, 2501, 3935, 4305, 5509, 6405, 7503, 11805, 12505, 16527, 17507, 27545, 32267, 37515, 48007, 52521, 82635, 87535, 96801, 144021, 161335, 225869, 240035, 262605, 336049, 484005, 677607, 720105, 1008147, 1129345, 1680245, 1968287, 3388035, 5040735, 5904861, 9841435, 13778009, 29524305, 41334027, 68890045, 206670135]

約数ペア:

[(1, 206670135), (3, 68890045), (5, 41334027), (7, 29524305), (15, 13778009), (21, 9841435), (35, 5904861), (41, 5040735), (61, 3388035), (105, 1968287), (123, 1680245), (183, 1129345), (205, 1008147), (287, 720105), (305, 677607), (427, 484005), (615, 336049), (787, 262605), (861, 240035), (915, 225869), (1281, 161335), (1435, 144021), (2135, 96801), (2361, 87535), (2501, 82635), (3935, 52521), (4305, 48007), (5509, 37515), (6405, 32267), (7503, 27545), (11805, 17507), (12505, 16527)]