87972957

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{457}}^1$

素因数の和:829

約数の個数: 24

約数和(自身を含む): 129535224

約数和(自身を除く): 41562267

約数列:

[1, 3, 9, 73, 219, 293, 457, 657, 879, 1371, 2637, 4113, 21389, 33361, 64167, 100083, 133901, 192501, 300249, 401703, 1205109, 9774773, 29324319, 87972957]

約数ペア:

[(1, 87972957), (3, 29324319), (9, 9774773), (73, 1205109), (219, 401703), (293, 300249), (457, 192501), (657, 133901), (879, 100083), (1371, 64167), (2637, 33361), (4113, 21389)]