81720294

素因数分解:

$2^1\times 3^1\times {\mathrm{151}}^1\times {\mathrm{90199}}^1$

素因数の和:90355

約数の個数: 16

約数和(自身を含む): 164524800

約数和(自身を除く): 82804506

約数列:

[1, 2, 3, 6, 151, 302, 453, 906, 90199, 180398, 270597, 541194, 13620049, 27240098, 40860147, 81720294]

約数ペア:

[(1, 81720294), (2, 40860147), (3, 27240098), (6, 13620049), (151, 541194), (302, 270597), (453, 180398), (906, 90199)]