89778885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 169703424

約数和(自身を除く): 79924539

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 107, 131, 183, 305, 321, 393, 427, 535, 655, 749, 915, 917, 1281, 1605, 1965, 2135, 2247, 2751, 3745, 4585, 6405, 6527, 7991, 11235, 13755, 14017, 19581, 23973, 32635, 39955, 42051, 45689, 55937, 70085, 97905, 98119, 119865, 137067, 167811, 210255, 228445, 279685, 294357, 490595, 685335, 839055, 855037, 1471785, 2565111, 4275185, 5985259, 12825555, 17955777, 29926295, 89778885]

約数ペア:

[(1, 89778885), (3, 29926295), (5, 17955777), (7, 12825555), (15, 5985259), (21, 4275185), (35, 2565111), (61, 1471785), (105, 855037), (107, 839055), (131, 685335), (183, 490595), (305, 294357), (321, 279685), (393, 228445), (427, 210255), (535, 167811), (655, 137067), (749, 119865), (915, 98119), (917, 97905), (1281, 70085), (1605, 55937), (1965, 45689), (2135, 42051), (2247, 39955), (2751, 32635), (3745, 23973), (4585, 19581), (6405, 14017), (6527, 13755), (7991, 11235)]