27679995

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1723}}^1$

素因数の和:1761

約数の個数: 64

約数和(自身を含む): 59581440

約数和(自身を除く): 31901445

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1723, 1785, 2295, 3213, 5169, 5355, 8615, 12061, 15507, 16065, 25845, 29291, 36183, 46521, 60305, 77535, 87873, 108549, 146455, 180915, 205037, 232605, 263619, 325647, 439365, 542745, 615111, 790857, 1025185, 1318095, 1628235, 1845333, 3075555, 3954285, 5535999, 9226665, 27679995]

約数ペア:

[(1, 27679995), (3, 9226665), (5, 5535999), (7, 3954285), (9, 3075555), (15, 1845333), (17, 1628235), (21, 1318095), (27, 1025185), (35, 790857), (45, 615111), (51, 542745), (63, 439365), (85, 325647), (105, 263619), (119, 232605), (135, 205037), (153, 180915), (189, 146455), (255, 108549), (315, 87873), (357, 77535), (459, 60305), (595, 46521), (765, 36183), (945, 29291), (1071, 25845), (1723, 16065), (1785, 15507), (2295, 12061), (3213, 8615), (5169, 5355)]