12800788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 31610880

約数和(自身を除く): 18810092

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 52, 77, 91, 92, 139, 143, 154, 161, 182, 253, 278, 286, 299, 308, 322, 364, 506, 556, 572, 598, 644, 973, 1001, 1012, 1196, 1529, 1771, 1807, 1946, 2002, 2093, 3058, 3197, 3289, 3542, 3614, 3892, 4004, 4186, 6116, 6394, 6578, 7084, 7228, 8372, 10703, 12649, 12788, 13156, 19877, 21406, 22379, 23023, 25298, 35167, 39754, 41561, 42812, 44758, 46046, 50596, 70334, 79508, 83122, 89516, 92092, 139139, 140668, 166244, 246169, 278278, 290927, 457171, 492338, 556556, 581854, 914342, 984676, 1163708, 1828684, 3200197, 6400394, 12800788]

約数ペア:

[(1, 12800788), (2, 6400394), (4, 3200197), (7, 1828684), (11, 1163708), (13, 984676), (14, 914342), (22, 581854), (23, 556556), (26, 492338), (28, 457171), (44, 290927), (46, 278278), (52, 246169), (77, 166244), (91, 140668), (92, 139139), (139, 92092), (143, 89516), (154, 83122), (161, 79508), (182, 70334), (253, 50596), (278, 46046), (286, 44758), (299, 42812), (308, 41561), (322, 39754), (364, 35167), (506, 25298), (556, 23023), (572, 22379), (598, 21406), (644, 19877), (973, 13156), (1001, 12788), (1012, 12649), (1196, 10703), (1529, 8372), (1771, 7228), (1807, 7084), (1946, 6578), (2002, 6394), (2093, 6116), (3058, 4186), (3197, 4004), (3289, 3892), (3542, 3614)]