331339778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{541}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 642491136

約数和(自身を除く): 311151358

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 97, 154, 194, 287, 451, 541, 574, 679, 902, 1067, 1082, 1358, 2134, 3157, 3787, 3977, 5951, 6314, 7469, 7574, 7954, 11902, 14938, 22181, 27839, 41657, 43747, 44362, 52477, 55678, 83314, 87494, 104954, 155267, 243991, 306229, 310534, 367339, 487982, 577247, 612458, 734678, 1154494, 1707937, 2151557, 3415874, 4040729, 4303114, 8081458, 15060899, 23667127, 30121798, 47334254, 165669889, 331339778]

約数ペア:

[(1, 331339778), (2, 165669889), (7, 47334254), (11, 30121798), (14, 23667127), (22, 15060899), (41, 8081458), (77, 4303114), (82, 4040729), (97, 3415874), (154, 2151557), (194, 1707937), (287, 1154494), (451, 734678), (541, 612458), (574, 577247), (679, 487982), (902, 367339), (1067, 310534), (1082, 306229), (1358, 243991), (2134, 155267), (3157, 104954), (3787, 87494), (3977, 83314), (5951, 55678), (6314, 52477), (7469, 44362), (7574, 43747), (7954, 41657), (11902, 27839), (14938, 22181)]