251316702

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 693504000

約数和(自身を除く): 442187298

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 199, 234, 257, 273, 351, 378, 398, 514, 546, 597, 702, 771, 819, 1194, 1393, 1542, 1638, 1791, 1799, 2313, 2457, 2587, 2786, 3341, 3582, 3598, 4179, 4626, 4914, 5174, 5373, 5397, 6682, 6939, 7761, 8358, 10023, 10746, 10794, 12537, 13878, 15522, 16191, 18109, 20046, 23283, 23387, 25074, 30069, 32382, 36218, 37611, 46566, 46774, 48573, 51143, 54327, 60138, 69849, 70161, 75222, 90207, 97146, 102286, 108654, 139698, 140322, 153429, 162981, 180414, 210483, 306858, 325962, 358001, 420966, 460287, 488943, 631449, 664859, 716002, 920574, 977886, 1074003, 1262898, 1329718, 1380861, 1994577, 2148006, 2761722, 3222009, 3989154, 4654013, 5983731, 6444018, 9308026, 9666027, 11967462, 13962039, 17951193, 19332054, 27924078, 35902386, 41886117, 83772234, 125658351, 251316702]

約数ペア:

[(1, 251316702), (2, 125658351), (3, 83772234), (6, 41886117), (7, 35902386), (9, 27924078), (13, 19332054), (14, 17951193), (18, 13962039), (21, 11967462), (26, 9666027), (27, 9308026), (39, 6444018), (42, 5983731), (54, 4654013), (63, 3989154), (78, 3222009), (91, 2761722), (117, 2148006), (126, 1994577), (182, 1380861), (189, 1329718), (199, 1262898), (234, 1074003), (257, 977886), (273, 920574), (351, 716002), (378, 664859), (398, 631449), (514, 488943), (546, 460287), (597, 420966), (702, 358001), (771, 325962), (819, 306858), (1194, 210483), (1393, 180414), (1542, 162981), (1638, 153429), (1791, 140322), (1799, 139698), (2313, 108654), (2457, 102286), (2587, 97146), (2786, 90207), (3341, 75222), (3582, 70161), (3598, 69849), (4179, 60138), (4626, 54327), (4914, 51143), (5174, 48573), (5373, 46774), (5397, 46566), (6682, 37611), (6939, 36218), (7761, 32382), (8358, 30069), (10023, 25074), (10746, 23387), (10794, 23283), (12537, 20046), (13878, 18109), (15522, 16191)]