85007871

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 142047360

約数和(自身を除く): 57039489

約数列:

[1, 3, 9, 13, 17, 39, 51, 79, 117, 153, 221, 237, 541, 663, 711, 1027, 1343, 1623, 1989, 3081, 4029, 4869, 7033, 9197, 9243, 12087, 17459, 21099, 27591, 42739, 52377, 63297, 82773, 119561, 128217, 157131, 358683, 384651, 555607, 726563, 1076049, 1666821, 2179689, 5000463, 6539067, 9445319, 28335957, 85007871]

約数ペア:

[(1, 85007871), (3, 28335957), (9, 9445319), (13, 6539067), (17, 5000463), (39, 2179689), (51, 1666821), (79, 1076049), (117, 726563), (153, 555607), (221, 384651), (237, 358683), (541, 157131), (663, 128217), (711, 119561), (1027, 82773), (1343, 63297), (1623, 52377), (1989, 42739), (3081, 27591), (4029, 21099), (4869, 17459), (7033, 12087), (9197, 9243)]