71477265

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{280303}}^1$

素因数の和:280328

約数の個数: 16

約数和(自身を含む): 121091328

約数和(自身を除く): 49614063

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 280303, 840909, 1401515, 4204545, 4765151, 14295453, 23825755, 71477265]

約数ペア:

[(1, 71477265), (3, 23825755), (5, 14295453), (15, 4765151), (17, 4204545), (51, 1401515), (85, 840909), (255, 280303)]