389898232

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{2341}}^1$

素因数の和:2647

約数の個数: 32

約数和(自身を含む): 741945600

約数和(自身を除く): 352047368

約数列:

[1, 2, 4, 8, 109, 191, 218, 382, 436, 764, 872, 1528, 2341, 4682, 9364, 18728, 20819, 41638, 83276, 166552, 255169, 447131, 510338, 894262, 1020676, 1788524, 2041352, 3577048, 48737279, 97474558, 194949116, 389898232]

約数ペア:

[(1, 389898232), (2, 194949116), (4, 97474558), (8, 48737279), (109, 3577048), (191, 2041352), (218, 1788524), (382, 1020676), (436, 894262), (764, 510338), (872, 447131), (1528, 255169), (2341, 166552), (4682, 83276), (9364, 41638), (18728, 20819)]