81301038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:522

約数の個数: 128

約数和(自身を含む): 223534080

約数和(自身を除く): 142233042

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 19, 21, 26, 34, 38, 39, 42, 51, 57, 78, 91, 102, 114, 119, 133, 182, 221, 238, 247, 266, 273, 323, 357, 399, 442, 461, 494, 546, 646, 663, 714, 741, 798, 922, 969, 1326, 1383, 1482, 1547, 1729, 1938, 2261, 2766, 3094, 3227, 3458, 4199, 4522, 4641, 5187, 5993, 6454, 6783, 7837, 8398, 8759, 9282, 9681, 10374, 11986, 12597, 13566, 15674, 17518, 17979, 19362, 23511, 25194, 26277, 29393, 35958, 41951, 47022, 52554, 54859, 58786, 61313, 83902, 88179, 101881, 109718, 113867, 122626, 125853, 148903, 164577, 176358, 183939, 203762, 227734, 251706, 297806, 305643, 329154, 341601, 367878, 446709, 611286, 683202, 713167, 797069, 893418, 1042321, 1426334, 1594138, 1935739, 2084642, 2139501, 2391207, 3126963, 3871478, 4279002, 4782414, 5807217, 6253926, 11614434, 13550173, 27100346, 40650519, 81301038]

約数ペア:

[(1, 81301038), (2, 40650519), (3, 27100346), (6, 13550173), (7, 11614434), (13, 6253926), (14, 5807217), (17, 4782414), (19, 4279002), (21, 3871478), (26, 3126963), (34, 2391207), (38, 2139501), (39, 2084642), (42, 1935739), (51, 1594138), (57, 1426334), (78, 1042321), (91, 893418), (102, 797069), (114, 713167), (119, 683202), (133, 611286), (182, 446709), (221, 367878), (238, 341601), (247, 329154), (266, 305643), (273, 297806), (323, 251706), (357, 227734), (399, 203762), (442, 183939), (461, 176358), (494, 164577), (546, 148903), (646, 125853), (663, 122626), (714, 113867), (741, 109718), (798, 101881), (922, 88179), (969, 83902), (1326, 61313), (1383, 58786), (1482, 54859), (1547, 52554), (1729, 47022), (1938, 41951), (2261, 35958), (2766, 29393), (3094, 26277), (3227, 25194), (3458, 23511), (4199, 19362), (4522, 17979), (4641, 17518), (5187, 15674), (5993, 13566), (6454, 12597), (6783, 11986), (7837, 10374), (8398, 9681), (8759, 9282)]