87991167

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2341}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 137597184

約数和(自身を除く): 49606017

約数列:

[1, 3, 11, 17, 33, 51, 67, 187, 201, 561, 737, 1139, 2211, 2341, 3417, 7023, 12529, 25751, 37587, 39797, 77253, 119391, 156847, 437767, 470541, 1313301, 1725317, 2666399, 5175951, 7999197, 29330389, 87991167]

約数ペア:

[(1, 87991167), (3, 29330389), (11, 7999197), (17, 5175951), (33, 2666399), (51, 1725317), (67, 1313301), (187, 470541), (201, 437767), (561, 156847), (737, 119391), (1139, 77253), (2211, 39797), (2341, 37587), (3417, 25751), (7023, 12529)]