27480705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{261721}}^1$

素因数の和:261736

約数の個数: 16

約数和(自身を含む): 50250624

約数和(自身を除く): 22769919

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 261721, 785163, 1308605, 1832047, 3925815, 5496141, 9160235, 27480705]

約数ペア:

[(1, 27480705), (3, 9160235), (5, 5496141), (7, 3925815), (15, 1832047), (21, 1308605), (35, 785163), (105, 261721)]