78577587

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 136857600

約数和(自身を除く): 58280013

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 79, 99, 153, 187, 197, 237, 297, 459, 561, 591, 711, 869, 1343, 1683, 1773, 2133, 2167, 2607, 3349, 4029, 5049, 5319, 6501, 7821, 10047, 12087, 14773, 15563, 19503, 23463, 30141, 36261, 36839, 44319, 46689, 58509, 90423, 110517, 132957, 140067, 171193, 264571, 331551, 398871, 420201, 513579, 793713, 994653, 1540737, 2381139, 2910281, 4622211, 7143417, 8730843, 26192529, 78577587]

約数ペア:

[(1, 78577587), (3, 26192529), (9, 8730843), (11, 7143417), (17, 4622211), (27, 2910281), (33, 2381139), (51, 1540737), (79, 994653), (99, 793713), (153, 513579), (187, 420201), (197, 398871), (237, 331551), (297, 264571), (459, 171193), (561, 140067), (591, 132957), (711, 110517), (869, 90423), (1343, 58509), (1683, 46689), (1773, 44319), (2133, 36839), (2167, 36261), (2607, 30141), (3349, 23463), (4029, 19503), (5049, 15563), (5319, 14773), (6501, 12087), (7821, 10047)]