868076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 1681680

約数和(自身を除く): 813604

約数列:

[1, 2, 4, 11, 22, 44, 109, 181, 218, 362, 436, 724, 1199, 1991, 2398, 3982, 4796, 7964, 19729, 39458, 78916, 217019, 434038, 868076]

約数ペア:

[(1, 868076), (2, 434038), (4, 217019), (11, 78916), (22, 39458), (44, 19729), (109, 7964), (181, 4796), (218, 3982), (362, 2398), (436, 1991), (724, 1199)]