20171533275

素因数分解:

$3^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2192

約数の個数: 144

約数和(自身を含む): 39393978624

約数和(自身を除く): 19222445349

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 43, 45, 75, 81, 111, 129, 135, 185, 215, 225, 243, 333, 387, 405, 555, 645, 675, 925, 999, 1075, 1161, 1215, 1591, 1665, 1935, 2025, 2087, 2775, 2997, 3225, 3483, 4773, 4995, 5805, 6075, 6261, 7955, 8325, 8991, 9675, 10435, 10449, 14319, 14985, 17415, 18783, 23865, 24975, 29025, 31305, 39775, 42957, 44955, 52175, 52245, 56349, 71595, 74925, 77219, 87075, 89741, 93915, 119325, 128871, 156525, 169047, 214785, 224775, 231657, 261225, 269223, 281745, 357975, 386095, 386613, 448705, 469575, 507141, 644355, 694971, 807669, 845235, 1073925, 1158285, 1346115, 1408725, 1930475, 1933065, 2084913, 2243525, 2423007, 2535705, 3221775, 3320417, 3474855, 4038345, 4226175, 5791425, 6254739, 6730575, 7269021, 9665325, 9961251, 10424565, 12115035, 12678525, 16602085, 17374275, 18764217, 20191725, 21807063, 29883753, 31273695, 36345105, 49806255, 52122825, 60575175, 83010425, 89651259, 93821085, 109035315, 149418765, 156368475, 181725525, 249031275, 268953777, 448256295, 469105425, 545176575, 747093825, 806861331, 1344768885, 2241281475, 4034306655, 6723844425, 20171533275]

約数ペア:

[(1, 20171533275), (3, 6723844425), (5, 4034306655), (9, 2241281475), (15, 1344768885), (25, 806861331), (27, 747093825), (37, 545176575), (43, 469105425), (45, 448256295), (75, 268953777), (81, 249031275), (111, 181725525), (129, 156368475), (135, 149418765), (185, 109035315), (215, 93821085), (225, 89651259), (243, 83010425), (333, 60575175), (387, 52122825), (405, 49806255), (555, 36345105), (645, 31273695), (675, 29883753), (925, 21807063), (999, 20191725), (1075, 18764217), (1161, 17374275), (1215, 16602085), (1591, 12678525), (1665, 12115035), (1935, 10424565), (2025, 9961251), (2087, 9665325), (2775, 7269021), (2997, 6730575), (3225, 6254739), (3483, 5791425), (4773, 4226175), (4995, 4038345), (5805, 3474855), (6075, 3320417), (6261, 3221775), (7955, 2535705), (8325, 2423007), (8991, 2243525), (9675, 2084913), (10435, 1933065), (10449, 1930475), (14319, 1408725), (14985, 1346115), (17415, 1158285), (18783, 1073925), (23865, 845235), (24975, 807669), (29025, 694971), (31305, 644355), (39775, 507141), (42957, 469575), (44955, 448705), (52175, 386613), (52245, 386095), (56349, 357975), (71595, 281745), (74925, 269223), (77219, 261225), (87075, 231657), (89741, 224775), (93915, 214785), (119325, 169047), (128871, 156525)]