2989448

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 7326720

約数和(自身を除く): 4337272

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 211, 253, 308, 322, 422, 506, 616, 644, 844, 1012, 1288, 1477, 1688, 1771, 2024, 2321, 2954, 3542, 4642, 4853, 5908, 7084, 9284, 9706, 11816, 14168, 16247, 18568, 19412, 32494, 33971, 38824, 53383, 64988, 67942, 106766, 129976, 135884, 213532, 271768, 373681, 427064, 747362, 1494724, 2989448]

約数ペア:

[(1, 2989448), (2, 1494724), (4, 747362), (7, 427064), (8, 373681), (11, 271768), (14, 213532), (22, 135884), (23, 129976), (28, 106766), (44, 67942), (46, 64988), (56, 53383), (77, 38824), (88, 33971), (92, 32494), (154, 19412), (161, 18568), (184, 16247), (211, 14168), (253, 11816), (308, 9706), (322, 9284), (422, 7084), (506, 5908), (616, 4853), (644, 4642), (844, 3542), (1012, 2954), (1288, 2321), (1477, 2024), (1688, 1771)]