86781345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 170989056

約数和(自身を除く): 84207711

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 61, 85, 105, 119, 183, 255, 305, 357, 427, 595, 797, 915, 1037, 1281, 1785, 2135, 2391, 3111, 3985, 5185, 5579, 6405, 7259, 11955, 13549, 15555, 16737, 21777, 27895, 36295, 40647, 48617, 67745, 83685, 94843, 108885, 145851, 203235, 243085, 284529, 340319, 474215, 729255, 826489, 1020957, 1422645, 1701595, 2479467, 4132445, 5104785, 5785423, 12397335, 17356269, 28927115, 86781345]

約数ペア:

[(1, 86781345), (3, 28927115), (5, 17356269), (7, 12397335), (15, 5785423), (17, 5104785), (21, 4132445), (35, 2479467), (51, 1701595), (61, 1422645), (85, 1020957), (105, 826489), (119, 729255), (183, 474215), (255, 340319), (305, 284529), (357, 243085), (427, 203235), (595, 145851), (797, 108885), (915, 94843), (1037, 83685), (1281, 67745), (1785, 48617), (2135, 40647), (2391, 36295), (3111, 27895), (3985, 21777), (5185, 16737), (5579, 15555), (6405, 13549), (7259, 11955)]