636648714

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 1585274880

約数和(自身を除く): 948626166

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 127, 193, 222, 234, 254, 333, 351, 381, 386, 481, 579, 666, 702, 762, 962, 999, 1143, 1158, 1443, 1651, 1737, 1998, 2286, 2509, 2886, 3302, 3429, 3474, 4329, 4699, 4953, 5018, 5211, 6858, 7141, 7527, 8658, 9398, 9906, 10422, 12987, 14097, 14282, 14859, 15054, 21423, 22581, 24511, 25974, 28194, 29718, 42291, 42846, 44577, 45162, 49022, 61087, 64269, 67743, 73533, 84582, 89154, 92833, 122174, 126873, 128538, 135486, 147066, 183261, 185666, 192807, 220599, 253746, 278499, 318643, 366522, 385614, 441198, 549783, 556998, 637286, 661797, 835497, 906907, 955929, 1099566, 1323594, 1649349, 1670994, 1813814, 1911858, 2506491, 2720721, 2867787, 3298698, 5012982, 5441442, 5735574, 8162163, 8603361, 11789791, 16324326, 17206722, 23579582, 24486489, 35369373, 48972978, 70738746, 106108119, 212216238, 318324357, 636648714]

約数ペア:

[(1, 636648714), (2, 318324357), (3, 212216238), (6, 106108119), (9, 70738746), (13, 48972978), (18, 35369373), (26, 24486489), (27, 23579582), (37, 17206722), (39, 16324326), (54, 11789791), (74, 8603361), (78, 8162163), (111, 5735574), (117, 5441442), (127, 5012982), (193, 3298698), (222, 2867787), (234, 2720721), (254, 2506491), (333, 1911858), (351, 1813814), (381, 1670994), (386, 1649349), (481, 1323594), (579, 1099566), (666, 955929), (702, 906907), (762, 835497), (962, 661797), (999, 637286), (1143, 556998), (1158, 549783), (1443, 441198), (1651, 385614), (1737, 366522), (1998, 318643), (2286, 278499), (2509, 253746), (2886, 220599), (3302, 192807), (3429, 185666), (3474, 183261), (4329, 147066), (4699, 135486), (4953, 128538), (5018, 126873), (5211, 122174), (6858, 92833), (7141, 89154), (7527, 84582), (8658, 73533), (9398, 67743), (9906, 64269), (10422, 61087), (12987, 49022), (14097, 45162), (14282, 44577), (14859, 42846), (15054, 42291), (21423, 29718), (22581, 28194), (24511, 25974)]