289121144

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{213847}}^1$

素因数の和:213879

約数の個数: 24

約数和(自身を含む): 587012760

約数和(自身を除く): 297891616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 213847, 427694, 855388, 1710776, 2780011, 5560022, 11120044, 22240088, 36140143, 72280286, 144560572, 289121144]

約数ペア:

[(1, 289121144), (2, 144560572), (4, 72280286), (8, 36140143), (13, 22240088), (26, 11120044), (52, 5560022), (104, 2780011), (169, 1710776), (338, 855388), (676, 427694), (1352, 213847)]