18587089305

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:660

約数の個数: 128

約数和(自身を含む): 34749388800

約数和(自身を除く): 16162299495

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 83, 107, 111, 135, 185, 249, 321, 333, 415, 419, 535, 555, 747, 963, 999, 1245, 1257, 1605, 1665, 2095, 2241, 2889, 3071, 3735, 3771, 3959, 4815, 4995, 6285, 8881, 9213, 11205, 11313, 11877, 14445, 15355, 15503, 18855, 19795, 26643, 27639, 34777, 35631, 44405, 44833, 46065, 46509, 56565, 59385, 77515, 79929, 82917, 104331, 106893, 133215, 134499, 138195, 139527, 173885, 178155, 224165, 232545, 239787, 312993, 328597, 399645, 403497, 414585, 418581, 521655, 534465, 672495, 697635, 938979, 985791, 1198935, 1210491, 1286749, 1564965, 1642985, 1658821, 2017485, 2092905, 2957373, 3721139, 3860247, 4694895, 4928955, 4976463, 6052455, 6433745, 8294105, 8872119, 11163417, 11580741, 14786865, 14929389, 18605695, 19301235, 24882315, 33490251, 34742223, 44360595, 44788167, 55817085, 57903705, 74646945, 100470753, 137682143, 167451255, 173711115, 223940835, 413046429, 502353765, 688410715, 1239139287, 2065232145, 3717417861, 6195696435, 18587089305]

約数ペア:

[(1, 18587089305), (3, 6195696435), (5, 3717417861), (9, 2065232145), (15, 1239139287), (27, 688410715), (37, 502353765), (45, 413046429), (83, 223940835), (107, 173711115), (111, 167451255), (135, 137682143), (185, 100470753), (249, 74646945), (321, 57903705), (333, 55817085), (415, 44788167), (419, 44360595), (535, 34742223), (555, 33490251), (747, 24882315), (963, 19301235), (999, 18605695), (1245, 14929389), (1257, 14786865), (1605, 11580741), (1665, 11163417), (2095, 8872119), (2241, 8294105), (2889, 6433745), (3071, 6052455), (3735, 4976463), (3771, 4928955), (3959, 4694895), (4815, 3860247), (4995, 3721139), (6285, 2957373), (8881, 2092905), (9213, 2017485), (11205, 1658821), (11313, 1642985), (11877, 1564965), (14445, 1286749), (15355, 1210491), (15503, 1198935), (18855, 985791), (19795, 938979), (26643, 697635), (27639, 672495), (34777, 534465), (35631, 521655), (44405, 418581), (44833, 414585), (46065, 403497), (46509, 399645), (56565, 328597), (59385, 312993), (77515, 239787), (79929, 232545), (82917, 224165), (104331, 178155), (106893, 173885), (133215, 139527), (134499, 138195)]