28703794

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^2$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 54475200

約数和(自身を除く): 25771406

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 61, 122, 133, 203, 266, 406, 427, 551, 854, 1102, 1159, 1769, 2318, 3538, 3721, 3857, 7442, 7714, 8113, 12383, 16226, 24766, 26047, 33611, 52094, 67222, 70699, 107909, 141398, 215818, 235277, 470554, 494893, 755363, 989786, 1510726, 2050271, 4100542, 14351897, 28703794]

約数ペア:

[(1, 28703794), (2, 14351897), (7, 4100542), (14, 2050271), (19, 1510726), (29, 989786), (38, 755363), (58, 494893), (61, 470554), (122, 235277), (133, 215818), (203, 141398), (266, 107909), (406, 70699), (427, 67222), (551, 52094), (854, 33611), (1102, 26047), (1159, 24766), (1769, 16226), (2318, 12383), (3538, 8113), (3721, 7714), (3857, 7442)]