219486904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{301493}}^1$

素因数の和:301519

約数の個数: 32

約数和(自身を含む): 506509920

約数和(自身を除く): 287023016

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 301493, 602986, 1205972, 2110451, 2411944, 3919409, 4220902, 7838818, 8441804, 15677636, 16883608, 27435863, 31355272, 54871726, 109743452, 219486904]

約数ペア:

[(1, 219486904), (2, 109743452), (4, 54871726), (7, 31355272), (8, 27435863), (13, 16883608), (14, 15677636), (26, 8441804), (28, 7838818), (52, 4220902), (56, 3919409), (91, 2411944), (104, 2110451), (182, 1205972), (364, 602986), (728, 301493)]