15721429065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{2549}}^1$

素因数の和:2679

約数の個数: 96

約数和(自身を含む): 28540252800

約数和(自身を除く): 12818823735

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 67, 85, 95, 201, 255, 285, 323, 335, 361, 969, 1005, 1083, 1139, 1273, 1615, 1805, 2549, 3417, 3819, 4845, 5415, 5695, 6137, 6365, 7647, 12745, 17085, 18411, 19095, 21641, 24187, 30685, 38235, 43333, 48431, 64923, 72561, 92055, 108205, 120935, 129999, 145293, 170783, 216665, 242155, 324615, 362805, 411179, 512349, 649995, 726465, 823327, 853915, 920189, 1233537, 2055895, 2469981, 2561745, 2760567, 2903311, 3244877, 4116635, 4600945, 6167685, 8709933, 9734631, 12349905, 13802835, 14516555, 15643213, 16224385, 43549665, 46929639, 48673155, 55162909, 61652663, 78216065, 165488727, 184957989, 234648195, 275814545, 308263315, 827443635, 924789945, 1048095271, 3144285813, 5240476355, 15721429065]

約数ペア:

[(1, 15721429065), (3, 5240476355), (5, 3144285813), (15, 1048095271), (17, 924789945), (19, 827443635), (51, 308263315), (57, 275814545), (67, 234648195), (85, 184957989), (95, 165488727), (201, 78216065), (255, 61652663), (285, 55162909), (323, 48673155), (335, 46929639), (361, 43549665), (969, 16224385), (1005, 15643213), (1083, 14516555), (1139, 13802835), (1273, 12349905), (1615, 9734631), (1805, 8709933), (2549, 6167685), (3417, 4600945), (3819, 4116635), (4845, 3244877), (5415, 2903311), (5695, 2760567), (6137, 2561745), (6365, 2469981), (7647, 2055895), (12745, 1233537), (17085, 920189), (18411, 853915), (19095, 823327), (21641, 726465), (24187, 649995), (30685, 512349), (38235, 411179), (43333, 362805), (48431, 324615), (64923, 242155), (72561, 216665), (92055, 170783), (108205, 145293), (120935, 129999)]