15698928609

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{1999}}^1$

素因数の和:2291

約数の個数: 96

約数和(自身を含む): 28700672000

約数和(自身を除く): 13001743391

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 223, 273, 301, 387, 559, 669, 819, 903, 1561, 1677, 1999, 2007, 2709, 2899, 3913, 4683, 5031, 5997, 8697, 9589, 11739, 13993, 14049, 17991, 20293, 25987, 26091, 28767, 35217, 41979, 60879, 67123, 77961, 85957, 86301, 124657, 125937, 181909, 182637, 201369, 233883, 257871, 373971, 445777, 545727, 601699, 604107, 773613, 872599, 1117441, 1121913, 1337331, 1637181, 1805097, 2617797, 3120439, 3352323, 4011993, 5415291, 5795101, 7822087, 7853391, 9361317, 10056969, 17385303, 19168411, 23466261, 28083951, 40565707, 52155909, 57505233, 70398783, 121697121, 134178877, 172515699, 249189343, 365091363, 402536631, 747568029, 1207609893, 1744325401, 2242704087, 5232976203, 15698928609]

約数ペア:

[(1, 15698928609), (3, 5232976203), (7, 2242704087), (9, 1744325401), (13, 1207609893), (21, 747568029), (39, 402536631), (43, 365091363), (63, 249189343), (91, 172515699), (117, 134178877), (129, 121697121), (223, 70398783), (273, 57505233), (301, 52155909), (387, 40565707), (559, 28083951), (669, 23466261), (819, 19168411), (903, 17385303), (1561, 10056969), (1677, 9361317), (1999, 7853391), (2007, 7822087), (2709, 5795101), (2899, 5415291), (3913, 4011993), (4683, 3352323), (5031, 3120439), (5997, 2617797), (8697, 1805097), (9589, 1637181), (11739, 1337331), (13993, 1121913), (14049, 1117441), (17991, 872599), (20293, 773613), (25987, 604107), (26091, 601699), (28767, 545727), (35217, 445777), (41979, 373971), (60879, 257871), (67123, 233883), (77961, 201369), (85957, 182637), (86301, 181909), (124657, 125937)]