189557718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 491443200

約数和(自身を除く): 301885482

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 89, 102, 114, 119, 133, 157, 178, 238, 266, 267, 314, 323, 357, 399, 471, 534, 623, 646, 714, 798, 942, 969, 1099, 1246, 1513, 1691, 1869, 1938, 2198, 2261, 2669, 2983, 3026, 3297, 3382, 3738, 4522, 4539, 5073, 5338, 5966, 6594, 6783, 8007, 8949, 9078, 10146, 10591, 11837, 13566, 13973, 16014, 17898, 18683, 20881, 21182, 23674, 27946, 28747, 31773, 35511, 37366, 41762, 41919, 50711, 56049, 57494, 62643, 63546, 71022, 83838, 86241, 97811, 101422, 112098, 125286, 152133, 172482, 195622, 201229, 237541, 265487, 293433, 304266, 354977, 402458, 475082, 530974, 586866, 603687, 709954, 712623, 796461, 1064931, 1207374, 1425246, 1592922, 1662787, 1858409, 2129862, 3325574, 3716818, 4513279, 4988361, 5575227, 9026558, 9976722, 11150454, 13539837, 27079674, 31592953, 63185906, 94778859, 189557718]

約数ペア:

[(1, 189557718), (2, 94778859), (3, 63185906), (6, 31592953), (7, 27079674), (14, 13539837), (17, 11150454), (19, 9976722), (21, 9026558), (34, 5575227), (38, 4988361), (42, 4513279), (51, 3716818), (57, 3325574), (89, 2129862), (102, 1858409), (114, 1662787), (119, 1592922), (133, 1425246), (157, 1207374), (178, 1064931), (238, 796461), (266, 712623), (267, 709954), (314, 603687), (323, 586866), (357, 530974), (399, 475082), (471, 402458), (534, 354977), (623, 304266), (646, 293433), (714, 265487), (798, 237541), (942, 201229), (969, 195622), (1099, 172482), (1246, 152133), (1513, 125286), (1691, 112098), (1869, 101422), (1938, 97811), (2198, 86241), (2261, 83838), (2669, 71022), (2983, 63546), (3026, 62643), (3297, 57494), (3382, 56049), (3738, 50711), (4522, 41919), (4539, 41762), (5073, 37366), (5338, 35511), (5966, 31773), (6594, 28747), (6783, 27946), (8007, 23674), (8949, 21182), (9078, 20881), (10146, 18683), (10591, 17898), (11837, 16014), (13566, 13973)]