201422655

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20627}}^1$

素因数の和:20676

約数の個数: 48

約数和(自身を含む): 411899904

約数和(自身を除く): 210477249

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 9765, 20627, 61881, 103135, 144389, 185643, 309405, 433167, 639437, 721945, 928215, 1299501, 1918311, 2165835, 3197185, 4476059, 5754933, 6497505, 9591555, 13428177, 22380295, 28774665, 40284531, 67140885, 201422655]

約数ペア:

[(1, 201422655), (3, 67140885), (5, 40284531), (7, 28774665), (9, 22380295), (15, 13428177), (21, 9591555), (31, 6497505), (35, 5754933), (45, 4476059), (63, 3197185), (93, 2165835), (105, 1918311), (155, 1299501), (217, 928215), (279, 721945), (315, 639437), (465, 433167), (651, 309405), (1085, 185643), (1395, 144389), (1953, 103135), (3255, 61881), (9765, 20627)]