71138965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{17807}}^1$

素因数の和:17876

約数の個数: 16

約数和(自身を含む): 92316672

約数和(自身を除く): 21177707

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 17807, 89035, 302719, 836929, 1513595, 4184645, 14227793, 71138965]

約数ペア:

[(1, 71138965), (5, 14227793), (17, 4184645), (47, 1513595), (85, 836929), (235, 302719), (799, 89035), (3995, 17807)]