213888636

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 608707008

約数和(自身を除く): 394818372

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 71, 78, 82, 117, 123, 142, 156, 157, 164, 213, 234, 246, 284, 314, 369, 426, 468, 471, 492, 533, 628, 639, 738, 852, 923, 942, 1066, 1278, 1413, 1476, 1599, 1846, 1884, 2041, 2132, 2556, 2769, 2826, 2911, 3198, 3692, 4082, 4797, 5538, 5652, 5822, 6123, 6396, 6437, 8164, 8307, 8733, 9594, 11076, 11147, 11644, 12246, 12874, 16614, 17466, 18369, 19188, 19311, 22294, 24492, 25748, 26199, 33228, 33441, 34932, 36738, 37843, 38622, 44588, 52398, 57933, 66882, 73476, 75686, 77244, 83681, 100323, 104796, 113529, 115866, 133764, 144911, 151372, 167362, 200646, 227058, 231732, 251043, 289822, 334724, 340587, 401292, 434733, 454116, 457027, 502086, 579644, 681174, 753129, 869466, 914054, 1004172, 1304199, 1362348, 1371081, 1506258, 1738932, 1828108, 2608398, 2742162, 3012516, 4113243, 5216796, 5484324, 5941351, 8226486, 11882702, 16452972, 17824053, 23765404, 35648106, 53472159, 71296212, 106944318, 213888636]

約数ペア:

[(1, 213888636), (2, 106944318), (3, 71296212), (4, 53472159), (6, 35648106), (9, 23765404), (12, 17824053), (13, 16452972), (18, 11882702), (26, 8226486), (36, 5941351), (39, 5484324), (41, 5216796), (52, 4113243), (71, 3012516), (78, 2742162), (82, 2608398), (117, 1828108), (123, 1738932), (142, 1506258), (156, 1371081), (157, 1362348), (164, 1304199), (213, 1004172), (234, 914054), (246, 869466), (284, 753129), (314, 681174), (369, 579644), (426, 502086), (468, 457027), (471, 454116), (492, 434733), (533, 401292), (628, 340587), (639, 334724), (738, 289822), (852, 251043), (923, 231732), (942, 227058), (1066, 200646), (1278, 167362), (1413, 151372), (1476, 144911), (1599, 133764), (1846, 115866), (1884, 113529), (2041, 104796), (2132, 100323), (2556, 83681), (2769, 77244), (2826, 75686), (2911, 73476), (3198, 66882), (3692, 57933), (4082, 52398), (4797, 44588), (5538, 38622), (5652, 37843), (5822, 36738), (6123, 34932), (6396, 33441), (6437, 33228), (8164, 26199), (8307, 25748), (8733, 24492), (9594, 22294), (11076, 19311), (11147, 19188), (11644, 18369), (12246, 17466), (12874, 16614)]