216105057

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{26591}}^1$

素因数の和:26650

約数の個数: 32

約数和(自身を含む): 374415360

約数和(自身を除く): 158310303

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 26591, 79773, 186137, 239319, 558411, 717957, 1143413, 1675233, 3430239, 5025699, 8003891, 10290717, 24011673, 30872151, 72035019, 216105057]

約数ペア:

[(1, 216105057), (3, 72035019), (7, 30872151), (9, 24011673), (21, 10290717), (27, 8003891), (43, 5025699), (63, 3430239), (129, 1675233), (189, 1143413), (301, 717957), (387, 558411), (903, 239319), (1161, 186137), (2709, 79773), (8127, 26591)]