81311235

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{35899}}^1$

素因数の和:36058

約数の個数: 16

約数和(自身を含む): 130963200

約数和(自身を除く): 49651965

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 35899, 107697, 179495, 538485, 5420749, 16262247, 27103745, 81311235]

約数ペア:

[(1, 81311235), (3, 27103745), (5, 16262247), (15, 5420749), (151, 538485), (453, 179495), (755, 107697), (2265, 35899)]