205655972013

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{9689}}^1$

素因数の和:9919

約数の個数: 72

約数和(自身を含む): 322523510400

約数和(自身を除く): 116867538387

約数列:

[1, 3, 9, 19, 47, 57, 139, 141, 171, 361, 417, 423, 893, 1083, 1251, 2641, 2679, 3249, 6533, 7923, 8037, 9689, 16967, 19599, 23769, 29067, 50179, 50901, 58797, 87201, 124127, 150537, 152703, 184091, 372381, 451611, 455383, 552273, 1117143, 1346771, 1366149, 1656819, 2358413, 3497729, 4040313, 4098447, 7075239, 8652277, 10493187, 12120939, 21225717, 25588649, 25956831, 31479561, 63298237, 76765947, 77870493, 164393263, 189894711, 230297841, 486184331, 493179789, 569684133, 1202666503, 1458552993, 1479539367, 3607999509, 4375658979, 10823998527, 22850663557, 68551990671, 205655972013]

約数ペア:

[(1, 205655972013), (3, 68551990671), (9, 22850663557), (19, 10823998527), (47, 4375658979), (57, 3607999509), (139, 1479539367), (141, 1458552993), (171, 1202666503), (361, 569684133), (417, 493179789), (423, 486184331), (893, 230297841), (1083, 189894711), (1251, 164393263), (2641, 77870493), (2679, 76765947), (3249, 63298237), (6533, 31479561), (7923, 25956831), (8037, 25588649), (9689, 21225717), (16967, 12120939), (19599, 10493187), (23769, 8652277), (29067, 7075239), (50179, 4098447), (50901, 4040313), (58797, 3497729), (87201, 2358413), (124127, 1656819), (150537, 1366149), (152703, 1346771), (184091, 1117143), (372381, 552273), (451611, 455383)]