71632815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{280913}}^1$

素因数の和:280938

約数の個数: 16

約数和(自身を含む): 121354848

約数和(自身を除く): 49722033

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 280913, 842739, 1404565, 4213695, 4775521, 14326563, 23877605, 71632815]

約数ペア:

[(1, 71632815), (3, 23877605), (5, 14326563), (15, 4775521), (17, 4213695), (51, 1404565), (85, 842739), (255, 280913)]