20245215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79393}}^1$

素因数の和:79418

約数の個数: 16

約数和(自身を含む): 34298208

約数和(自身を除く): 14052993

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 79393, 238179, 396965, 1190895, 1349681, 4049043, 6748405, 20245215]

約数ペア:

[(1, 20245215), (3, 6748405), (5, 4049043), (15, 1349681), (17, 1190895), (51, 396965), (85, 238179), (255, 79393)]