208996942

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:953

約数の個数: 64

約数和(自身を含む): 411231744

約数和(自身を除く): 202234802

約数列:

[1, 2, 7, 11, 14, 22, 37, 43, 74, 77, 86, 154, 259, 301, 407, 473, 518, 602, 814, 853, 946, 1591, 1706, 2849, 3182, 3311, 5698, 5971, 6622, 9383, 11137, 11942, 17501, 18766, 22274, 31561, 35002, 36679, 63122, 65681, 73358, 122507, 131362, 220927, 245014, 256753, 347171, 403469, 441854, 513506, 694342, 806938, 1357123, 2430197, 2714246, 2824283, 4860394, 5648566, 9499861, 14928353, 18999722, 29856706, 104498471, 208996942]

約数ペア:

[(1, 208996942), (2, 104498471), (7, 29856706), (11, 18999722), (14, 14928353), (22, 9499861), (37, 5648566), (43, 4860394), (74, 2824283), (77, 2714246), (86, 2430197), (154, 1357123), (259, 806938), (301, 694342), (407, 513506), (473, 441854), (518, 403469), (602, 347171), (814, 256753), (853, 245014), (946, 220927), (1591, 131362), (1706, 122507), (2849, 73358), (3182, 65681), (3311, 63122), (5698, 36679), (5971, 35002), (6622, 31561), (9383, 22274), (11137, 18766), (11942, 17501)]