8690128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:811

約数の個数: 40

約数和(自身を含む): 18266688

約数和(自身を除く): 9576560

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 743, 1462, 1486, 2924, 2972, 5848, 5944, 11696, 11888, 12631, 25262, 31949, 50524, 63898, 101048, 127796, 202096, 255592, 511184, 543133, 1086266, 2172532, 4345064, 8690128]

約数ペア:

[(1, 8690128), (2, 4345064), (4, 2172532), (8, 1086266), (16, 543133), (17, 511184), (34, 255592), (43, 202096), (68, 127796), (86, 101048), (136, 63898), (172, 50524), (272, 31949), (344, 25262), (688, 12631), (731, 11888), (743, 11696), (1462, 5944), (1486, 5848), (2924, 2972)]