28731224

素因数分解:

$2^3\times {\mathrm{17}}^4\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 40

約数和(自身を含む): 58569060

約数和(自身を除く): 29837836

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 289, 344, 578, 731, 1156, 1462, 2312, 2924, 4913, 5848, 9826, 12427, 19652, 24854, 39304, 49708, 83521, 99416, 167042, 211259, 334084, 422518, 668168, 845036, 1690072, 3591403, 7182806, 14365612, 28731224]

約数ペア:

[(1, 28731224), (2, 14365612), (4, 7182806), (8, 3591403), (17, 1690072), (34, 845036), (43, 668168), (68, 422518), (86, 334084), (136, 211259), (172, 167042), (289, 99416), (344, 83521), (578, 49708), (731, 39304), (1156, 24854), (1462, 19652), (2312, 12427), (2924, 9826), (4913, 5848)]