16872156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 52835328

約数和(自身を除く): 35963172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 41, 42, 46, 63, 69, 71, 82, 84, 92, 123, 126, 138, 142, 161, 164, 207, 213, 246, 252, 276, 284, 287, 322, 369, 414, 426, 483, 492, 497, 574, 639, 644, 738, 828, 852, 861, 943, 966, 994, 1148, 1278, 1449, 1476, 1491, 1633, 1722, 1886, 1932, 1988, 2556, 2583, 2829, 2898, 2911, 2982, 3266, 3444, 3772, 4473, 4899, 5166, 5658, 5796, 5822, 5964, 6532, 6601, 8487, 8733, 8946, 9798, 10332, 11316, 11431, 11644, 13202, 14697, 16974, 17466, 17892, 19596, 19803, 20377, 22862, 26199, 26404, 29394, 33948, 34293, 34932, 39606, 40754, 45724, 52398, 58788, 59409, 61131, 66953, 68586, 79212, 81508, 102879, 104796, 118818, 122262, 133906, 137172, 183393, 200859, 205758, 237636, 244524, 267812, 366786, 401718, 411516, 468671, 602577, 733572, 803436, 937342, 1205154, 1406013, 1874684, 2410308, 2812026, 4218039, 5624052, 8436078, 16872156]

約数ペア:

[(1, 16872156), (2, 8436078), (3, 5624052), (4, 4218039), (6, 2812026), (7, 2410308), (9, 1874684), (12, 1406013), (14, 1205154), (18, 937342), (21, 803436), (23, 733572), (28, 602577), (36, 468671), (41, 411516), (42, 401718), (46, 366786), (63, 267812), (69, 244524), (71, 237636), (82, 205758), (84, 200859), (92, 183393), (123, 137172), (126, 133906), (138, 122262), (142, 118818), (161, 104796), (164, 102879), (207, 81508), (213, 79212), (246, 68586), (252, 66953), (276, 61131), (284, 59409), (287, 58788), (322, 52398), (369, 45724), (414, 40754), (426, 39606), (483, 34932), (492, 34293), (497, 33948), (574, 29394), (639, 26404), (644, 26199), (738, 22862), (828, 20377), (852, 19803), (861, 19596), (943, 17892), (966, 17466), (994, 16974), (1148, 14697), (1278, 13202), (1449, 11644), (1476, 11431), (1491, 11316), (1633, 10332), (1722, 9798), (1886, 8946), (1932, 8733), (1988, 8487), (2556, 6601), (2583, 6532), (2829, 5964), (2898, 5822), (2911, 5796), (2982, 5658), (3266, 5166), (3444, 4899), (3772, 4473)]