29971998

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2198

約数の個数: 64

約数和(自身を含む): 78213120

約数和(自身を除く): 48241122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1554, 1998, 2143, 2331, 4286, 4662, 6429, 6993, 12858, 13986, 15001, 19287, 30002, 38574, 45003, 57861, 79291, 90006, 115722, 135009, 158582, 237873, 270018, 405027, 475746, 555037, 713619, 810054, 1110074, 1427238, 1665111, 2140857, 3330222, 4281714, 4995333, 9990666, 14985999, 29971998]

約数ペア:

[(1, 29971998), (2, 14985999), (3, 9990666), (6, 4995333), (7, 4281714), (9, 3330222), (14, 2140857), (18, 1665111), (21, 1427238), (27, 1110074), (37, 810054), (42, 713619), (54, 555037), (63, 475746), (74, 405027), (111, 270018), (126, 237873), (189, 158582), (222, 135009), (259, 115722), (333, 90006), (378, 79291), (518, 57861), (666, 45003), (777, 38574), (999, 30002), (1554, 19287), (1998, 15001), (2143, 13986), (2331, 12858), (4286, 6993), (4662, 6429)]