87943557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^2$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 129781344

約数和(自身を除く): 41837787

約数列:

[1, 3, 13, 39, 43, 129, 229, 559, 687, 1677, 2977, 8931, 9847, 29541, 52441, 128011, 157323, 384033, 681733, 2045199, 2254963, 6764889, 29314519, 87943557]

約数ペア:

[(1, 87943557), (3, 29314519), (13, 6764889), (39, 2254963), (43, 2045199), (129, 681733), (229, 384033), (559, 157323), (687, 128011), (1677, 52441), (2977, 29541), (8931, 9847)]