12212585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31721}}^1$

素因数の和:31744

約数の個数: 16

約数和(自身を含む): 18271872

約数和(自身を除く): 6059287

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 31721, 158605, 222047, 348931, 1110235, 1744655, 2442517, 12212585]

約数ペア:

[(1, 12212585), (5, 2442517), (7, 1744655), (11, 1110235), (35, 348931), (55, 222047), (77, 158605), (385, 31721)]