78328455

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2551}}^1$

素因数の和:2671

約数の個数: 32

約数和(自身を含む): 132295680

約数和(自身を除く): 53967225

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 1335, 2047, 2551, 6141, 7653, 10235, 12755, 30705, 38265, 58673, 176019, 227039, 293365, 681117, 880095, 1135195, 3405585, 5221897, 15665691, 26109485, 78328455]

約数ペア:

[(1, 78328455), (3, 26109485), (5, 15665691), (15, 5221897), (23, 3405585), (69, 1135195), (89, 880095), (115, 681117), (267, 293365), (345, 227039), (445, 176019), (1335, 58673), (2047, 38265), (2551, 30705), (6141, 12755), (7653, 10235)]