4393998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 11147136

約数和(自身を除く): 6753138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 811, 903, 1622, 1806, 2433, 2709, 4866, 5418, 5677, 7299, 11354, 14598, 17031, 34062, 34873, 51093, 69746, 102186, 104619, 209238, 244111, 313857, 488222, 627714, 732333, 1464666, 2196999, 4393998]

約数ペア:

[(1, 4393998), (2, 2196999), (3, 1464666), (6, 732333), (7, 627714), (9, 488222), (14, 313857), (18, 244111), (21, 209238), (42, 104619), (43, 102186), (63, 69746), (86, 51093), (126, 34873), (129, 34062), (258, 17031), (301, 14598), (387, 11354), (602, 7299), (774, 5677), (811, 5418), (903, 4866), (1622, 2709), (1806, 2433)]