561040209

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{70919}}^1$

素因数の和:71221

約数の個数: 16

約数和(自身を含む): 834019200

約数和(自身を除く): 272978991

約数列:

[1, 3, 9, 27, 293, 879, 2637, 7911, 70919, 212757, 638271, 1914813, 20779267, 62337801, 187013403, 561040209]

約数ペア:

[(1, 561040209), (3, 187013403), (9, 62337801), (27, 20779267), (293, 1914813), (879, 638271), (2637, 212757), (7911, 70919)]