81709614

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 226099200

約数和(自身を除く): 144389586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 31, 38, 42, 54, 57, 62, 63, 93, 114, 126, 133, 171, 186, 189, 217, 266, 279, 342, 367, 378, 399, 434, 513, 558, 589, 651, 734, 798, 837, 1026, 1101, 1178, 1197, 1302, 1674, 1767, 1953, 2202, 2394, 2569, 3303, 3534, 3591, 3906, 4123, 5138, 5301, 5859, 6606, 6973, 7182, 7707, 8246, 9909, 10602, 11377, 11718, 12369, 13946, 15414, 15903, 19818, 20919, 22754, 23121, 24738, 31806, 34131, 37107, 41838, 46242, 48811, 62757, 68262, 69363, 74214, 79639, 97622, 102393, 111321, 125514, 138726, 146433, 159278, 188271, 204786, 216163, 222642, 238917, 292866, 307179, 376542, 432326, 439299, 477834, 614358, 648489, 716751, 878598, 1296978, 1317897, 1433502, 1513141, 1945467, 2150253, 2635794, 3026282, 3890934, 4300506, 4539423, 5836401, 9078846, 11672802, 13618269, 27236538, 40854807, 81709614]

約数ペア:

[(1, 81709614), (2, 40854807), (3, 27236538), (6, 13618269), (7, 11672802), (9, 9078846), (14, 5836401), (18, 4539423), (19, 4300506), (21, 3890934), (27, 3026282), (31, 2635794), (38, 2150253), (42, 1945467), (54, 1513141), (57, 1433502), (62, 1317897), (63, 1296978), (93, 878598), (114, 716751), (126, 648489), (133, 614358), (171, 477834), (186, 439299), (189, 432326), (217, 376542), (266, 307179), (279, 292866), (342, 238917), (367, 222642), (378, 216163), (399, 204786), (434, 188271), (513, 159278), (558, 146433), (589, 138726), (651, 125514), (734, 111321), (798, 102393), (837, 97622), (1026, 79639), (1101, 74214), (1178, 69363), (1197, 68262), (1302, 62757), (1674, 48811), (1767, 46242), (1953, 41838), (2202, 37107), (2394, 34131), (2569, 31806), (3303, 24738), (3534, 23121), (3591, 22754), (3906, 20919), (4123, 19818), (5138, 15903), (5301, 15414), (5859, 13946), (6606, 12369), (6973, 11718), (7182, 11377), (7707, 10602), (8246, 9909)]