127873998

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 343203840

約数和(自身を除く): 215329842

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 41, 42, 54, 63, 74, 82, 111, 123, 126, 189, 222, 223, 246, 259, 287, 333, 369, 378, 446, 518, 574, 666, 669, 738, 777, 861, 999, 1107, 1338, 1517, 1554, 1561, 1722, 1998, 2007, 2214, 2331, 2583, 3034, 3122, 4014, 4551, 4662, 4683, 5166, 6021, 6993, 7749, 8251, 9102, 9143, 9366, 10619, 12042, 13653, 13986, 14049, 15498, 16502, 18286, 21238, 24753, 27306, 27429, 28098, 31857, 40959, 42147, 49506, 54858, 57757, 63714, 64001, 74259, 81918, 82287, 84294, 95571, 115514, 128002, 148518, 164574, 173271, 191142, 192003, 222777, 246861, 286713, 338291, 346542, 384006, 445554, 493722, 519813, 573426, 576009, 676582, 1014873, 1039626, 1152018, 1559439, 1728027, 2029746, 2368037, 3044619, 3118878, 3456054, 4736074, 6089238, 7104111, 9133857, 14208222, 18267714, 21312333, 42624666, 63936999, 127873998]

約数ペア:

[(1, 127873998), (2, 63936999), (3, 42624666), (6, 21312333), (7, 18267714), (9, 14208222), (14, 9133857), (18, 7104111), (21, 6089238), (27, 4736074), (37, 3456054), (41, 3118878), (42, 3044619), (54, 2368037), (63, 2029746), (74, 1728027), (82, 1559439), (111, 1152018), (123, 1039626), (126, 1014873), (189, 676582), (222, 576009), (223, 573426), (246, 519813), (259, 493722), (287, 445554), (333, 384006), (369, 346542), (378, 338291), (446, 286713), (518, 246861), (574, 222777), (666, 192003), (669, 191142), (738, 173271), (777, 164574), (861, 148518), (999, 128002), (1107, 115514), (1338, 95571), (1517, 84294), (1554, 82287), (1561, 81918), (1722, 74259), (1998, 64001), (2007, 63714), (2214, 57757), (2331, 54858), (2583, 49506), (3034, 42147), (3122, 40959), (4014, 31857), (4551, 28098), (4662, 27429), (4683, 27306), (5166, 24753), (6021, 21238), (6993, 18286), (7749, 16502), (8251, 15498), (9102, 14049), (9143, 13986), (9366, 13653), (10619, 12042)]