8489404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 18982656

約数和(自身を除く): 10493252

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 641, 946, 1204, 1282, 1892, 2564, 3311, 4487, 6622, 7051, 8974, 13244, 14102, 17948, 27563, 28204, 49357, 55126, 98714, 110252, 192941, 197428, 303193, 385882, 606386, 771764, 1212772, 2122351, 4244702, 8489404]

約数ペア:

[(1, 8489404), (2, 4244702), (4, 2122351), (7, 1212772), (11, 771764), (14, 606386), (22, 385882), (28, 303193), (43, 197428), (44, 192941), (77, 110252), (86, 98714), (154, 55126), (172, 49357), (301, 28204), (308, 27563), (473, 17948), (602, 14102), (641, 13244), (946, 8974), (1204, 7051), (1282, 6622), (1892, 4487), (2564, 3311)]