16416456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 51072000

約数和(自身を除く): 34655544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 37, 38, 42, 56, 57, 74, 76, 84, 111, 114, 133, 139, 148, 152, 168, 222, 228, 259, 266, 278, 296, 399, 417, 444, 456, 518, 532, 556, 703, 777, 798, 834, 888, 973, 1036, 1064, 1112, 1406, 1554, 1596, 1668, 1946, 2072, 2109, 2641, 2812, 2919, 3108, 3192, 3336, 3892, 4218, 4921, 5143, 5282, 5624, 5838, 6216, 7784, 7923, 8436, 9842, 10286, 10564, 11676, 14763, 15429, 15846, 16872, 18487, 19684, 20572, 21128, 23352, 29526, 30858, 31692, 36001, 36974, 39368, 41144, 55461, 59052, 61716, 63384, 72002, 73948, 97717, 108003, 110922, 118104, 123432, 144004, 147896, 195434, 216006, 221844, 288008, 293151, 390868, 432012, 443688, 586302, 684019, 781736, 864024, 1172604, 1368038, 2052057, 2345208, 2736076, 4104114, 5472152, 8208228, 16416456]

約数ペア:

[(1, 16416456), (2, 8208228), (3, 5472152), (4, 4104114), (6, 2736076), (7, 2345208), (8, 2052057), (12, 1368038), (14, 1172604), (19, 864024), (21, 781736), (24, 684019), (28, 586302), (37, 443688), (38, 432012), (42, 390868), (56, 293151), (57, 288008), (74, 221844), (76, 216006), (84, 195434), (111, 147896), (114, 144004), (133, 123432), (139, 118104), (148, 110922), (152, 108003), (168, 97717), (222, 73948), (228, 72002), (259, 63384), (266, 61716), (278, 59052), (296, 55461), (399, 41144), (417, 39368), (444, 36974), (456, 36001), (518, 31692), (532, 30858), (556, 29526), (703, 23352), (777, 21128), (798, 20572), (834, 19684), (888, 18487), (973, 16872), (1036, 15846), (1064, 15429), (1112, 14763), (1406, 11676), (1554, 10564), (1596, 10286), (1668, 9842), (1946, 8436), (2072, 7923), (2109, 7784), (2641, 6216), (2812, 5838), (2919, 5624), (3108, 5282), (3192, 5143), (3336, 4921), (3892, 4218)]