1228045293

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{256967}}^1$

素因数の和:257038

約数の個数: 20

約数和(自身を含む): 1865587680

約数和(自身を除く): 637542387

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 256967, 770901, 2312703, 6938109, 15161053, 20814327, 45483159, 136449477, 409348431, 1228045293]

約数ペア:

[(1, 1228045293), (3, 409348431), (9, 136449477), (27, 45483159), (59, 20814327), (81, 15161053), (177, 6938109), (531, 2312703), (1593, 770901), (4779, 256967)]