1279278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:110

約数の個数: 96

約数和(自身を含む): 3773952

約数和(自身を除く): 2494674

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 71, 77, 78, 91, 99, 117, 126, 142, 143, 154, 182, 198, 213, 231, 234, 273, 286, 426, 429, 462, 497, 546, 639, 693, 781, 819, 858, 923, 994, 1001, 1278, 1287, 1386, 1491, 1562, 1638, 1846, 2002, 2343, 2574, 2769, 2982, 3003, 4473, 4686, 5467, 5538, 6006, 6461, 7029, 8307, 8946, 9009, 10153, 10934, 12922, 14058, 16401, 16614, 18018, 19383, 20306, 30459, 32802, 38766, 49203, 58149, 60918, 71071, 91377, 98406, 116298, 142142, 182754, 213213, 426426, 639639, 1279278]

約数ペア:

[(1, 1279278), (2, 639639), (3, 426426), (6, 213213), (7, 182754), (9, 142142), (11, 116298), (13, 98406), (14, 91377), (18, 71071), (21, 60918), (22, 58149), (26, 49203), (33, 38766), (39, 32802), (42, 30459), (63, 20306), (66, 19383), (71, 18018), (77, 16614), (78, 16401), (91, 14058), (99, 12922), (117, 10934), (126, 10153), (142, 9009), (143, 8946), (154, 8307), (182, 7029), (198, 6461), (213, 6006), (231, 5538), (234, 5467), (273, 4686), (286, 4473), (426, 3003), (429, 2982), (462, 2769), (497, 2574), (546, 2343), (639, 2002), (693, 1846), (781, 1638), (819, 1562), (858, 1491), (923, 1386), (994, 1287), (1001, 1278)]