287321872

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{11287}}^1$

素因数の和:11375

約数の個数: 40

約数和(自身を含む): 585079616

約数和(自身を除く): 297757744

約数列:

[1, 2, 4, 8, 16, 37, 43, 74, 86, 148, 172, 296, 344, 592, 688, 1591, 3182, 6364, 11287, 12728, 22574, 25456, 45148, 90296, 180592, 417619, 485341, 835238, 970682, 1670476, 1941364, 3340952, 3882728, 6681904, 7765456, 17957617, 35915234, 71830468, 143660936, 287321872]

約数ペア:

[(1, 287321872), (2, 143660936), (4, 71830468), (8, 35915234), (16, 17957617), (37, 7765456), (43, 6681904), (74, 3882728), (86, 3340952), (148, 1941364), (172, 1670476), (296, 970682), (344, 835238), (592, 485341), (688, 417619), (1591, 180592), (3182, 90296), (6364, 45148), (11287, 25456), (12728, 22574)]