209533212

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:341

約数の個数: 144

約数和(自身を含む): 628992000

約数和(自身を除く): 419458788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 71, 84, 98, 126, 142, 147, 196, 213, 239, 252, 284, 294, 343, 426, 441, 478, 497, 588, 639, 686, 717, 852, 882, 956, 994, 1029, 1278, 1372, 1434, 1491, 1673, 1764, 1988, 2058, 2151, 2556, 2868, 2982, 3087, 3346, 3479, 4116, 4302, 4473, 5019, 5964, 6174, 6692, 6958, 8604, 8946, 10038, 10437, 11711, 12348, 13916, 15057, 16969, 17892, 20076, 20874, 23422, 24353, 30114, 31311, 33938, 35133, 41748, 46844, 48706, 50907, 60228, 62622, 67876, 70266, 73059, 81977, 97412, 101814, 105399, 118783, 125244, 140532, 146118, 152721, 163954, 203628, 210798, 219177, 237566, 245931, 292236, 305442, 327908, 356349, 421596, 438354, 475132, 491862, 610884, 712698, 737793, 831481, 876708, 983724, 1069047, 1425396, 1475586, 1662962, 2138094, 2494443, 2951172, 3325924, 4276188, 4988886, 5820367, 7483329, 9977772, 11640734, 14966658, 17461101, 23281468, 29933316, 34922202, 52383303, 69844404, 104766606, 209533212]

約数ペア:

[(1, 209533212), (2, 104766606), (3, 69844404), (4, 52383303), (6, 34922202), (7, 29933316), (9, 23281468), (12, 17461101), (14, 14966658), (18, 11640734), (21, 9977772), (28, 7483329), (36, 5820367), (42, 4988886), (49, 4276188), (63, 3325924), (71, 2951172), (84, 2494443), (98, 2138094), (126, 1662962), (142, 1475586), (147, 1425396), (196, 1069047), (213, 983724), (239, 876708), (252, 831481), (284, 737793), (294, 712698), (343, 610884), (426, 491862), (441, 475132), (478, 438354), (497, 421596), (588, 356349), (639, 327908), (686, 305442), (717, 292236), (852, 245931), (882, 237566), (956, 219177), (994, 210798), (1029, 203628), (1278, 163954), (1372, 152721), (1434, 146118), (1491, 140532), (1673, 125244), (1764, 118783), (1988, 105399), (2058, 101814), (2151, 97412), (2556, 81977), (2868, 73059), (2982, 70266), (3087, 67876), (3346, 62622), (3479, 60228), (4116, 50907), (4302, 48706), (4473, 46844), (5019, 41748), (5964, 35133), (6174, 33938), (6692, 31311), (6958, 30114), (8604, 24353), (8946, 23422), (10038, 20874), (10437, 20076), (11711, 17892), (12348, 16969), (13916, 15057)]