71747565

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281363}}^1$

素因数の和:281388

約数の個数: 16

約数和(自身を含む): 121549248

約数和(自身を除く): 49801683

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 281363, 844089, 1406815, 4220445, 4783171, 14349513, 23915855, 71747565]

約数ペア:

[(1, 71747565), (3, 23915855), (5, 14349513), (15, 4783171), (17, 4220445), (51, 1406815), (85, 844089), (255, 281363)]