87972147

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{3407}}^1$

素因数の和:3583

約数の個数: 24

約数和(自身を含む): 134684160

約数和(自身を除く): 46712013

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 1359, 2869, 3407, 8607, 10221, 25821, 30663, 64733, 194199, 514457, 582597, 1543371, 4630113, 9774683, 29324049, 87972147]

約数ペア:

[(1, 87972147), (3, 29324049), (9, 9774683), (19, 4630113), (57, 1543371), (151, 582597), (171, 514457), (453, 194199), (1359, 64733), (2869, 30663), (3407, 25821), (8607, 10221)]