1228557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:704

約数の個数: 16

約数和(自身を含む): 1820160

約数和(自身を除く): 591603

約数列:

[1, 3, 11, 33, 59, 177, 631, 649, 1893, 1947, 6941, 20823, 37229, 111687, 409519, 1228557]

約数ペア:

[(1, 1228557), (3, 409519), (11, 111687), (33, 37229), (59, 20823), (177, 6941), (631, 1947), (649, 1893)]