38991078

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 107136000

約数和(自身を除く): 68144922

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 61, 63, 89, 114, 122, 126, 133, 171, 178, 183, 189, 266, 267, 342, 366, 378, 399, 427, 513, 534, 549, 623, 798, 801, 854, 1026, 1098, 1159, 1197, 1246, 1281, 1602, 1647, 1691, 1869, 2318, 2394, 2403, 2562, 3294, 3382, 3477, 3591, 3738, 3843, 4806, 5073, 5429, 5607, 6954, 7182, 7686, 8113, 10146, 10431, 10858, 11214, 11529, 11837, 15219, 16226, 16287, 16821, 20862, 23058, 23674, 24339, 30438, 31293, 32574, 33642, 35511, 38003, 45657, 48678, 48861, 62586, 71022, 73017, 76006, 91314, 97722, 103151, 106533, 114009, 146034, 146583, 206302, 213066, 219051, 228018, 293166, 309453, 319599, 342027, 438102, 618906, 639198, 684054, 722057, 928359, 1026081, 1444114, 1856718, 2052162, 2166171, 2785077, 4332342, 5570154, 6498513, 12997026, 19495539, 38991078]

約数ペア:

[(1, 38991078), (2, 19495539), (3, 12997026), (6, 6498513), (7, 5570154), (9, 4332342), (14, 2785077), (18, 2166171), (19, 2052162), (21, 1856718), (27, 1444114), (38, 1026081), (42, 928359), (54, 722057), (57, 684054), (61, 639198), (63, 618906), (89, 438102), (114, 342027), (122, 319599), (126, 309453), (133, 293166), (171, 228018), (178, 219051), (183, 213066), (189, 206302), (266, 146583), (267, 146034), (342, 114009), (366, 106533), (378, 103151), (399, 97722), (427, 91314), (513, 76006), (534, 73017), (549, 71022), (623, 62586), (798, 48861), (801, 48678), (854, 45657), (1026, 38003), (1098, 35511), (1159, 33642), (1197, 32574), (1246, 31293), (1281, 30438), (1602, 24339), (1647, 23674), (1691, 23058), (1869, 20862), (2318, 16821), (2394, 16287), (2403, 16226), (2562, 15219), (3294, 11837), (3382, 11529), (3477, 11214), (3591, 10858), (3738, 10431), (3843, 10146), (4806, 8113), (5073, 7686), (5429, 7182), (5607, 6954)]