206817735

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1\times {\mathrm{643}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 340155648

約数和(自身を除く): 133337913

約数列:

[1, 3, 5, 15, 41, 123, 205, 523, 615, 643, 1569, 1929, 2615, 3215, 7845, 9645, 21443, 26363, 64329, 79089, 107215, 131815, 321645, 336289, 395445, 1008867, 1681445, 5044335, 13787849, 41363547, 68939245, 206817735]

約数ペア:

[(1, 206817735), (3, 68939245), (5, 41363547), (15, 13787849), (41, 5044335), (123, 1681445), (205, 1008867), (523, 395445), (615, 336289), (643, 321645), (1569, 131815), (1929, 107215), (2615, 79089), (3215, 64329), (7845, 26363), (9645, 21443)]