201720078

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{14423}}^1$

素因数の和:14478

約数の個数: 64

約数和(自身を含む): 526187520

約数和(自身を除く): 324467442

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, 2331, 4662, 6993, 13986, 14423, 28846, 43269, 86538, 100961, 129807, 201922, 259614, 302883, 389421, 533651, 605766, 778842, 908649, 1067302, 1600953, 1817298, 2725947, 3201906, 3735557, 4802859, 5451894, 7471114, 9605718, 11206671, 14408577, 22413342, 28817154, 33620013, 67240026, 100860039, 201720078]

約数ペア:

[(1, 201720078), (2, 100860039), (3, 67240026), (6, 33620013), (7, 28817154), (9, 22413342), (14, 14408577), (18, 11206671), (21, 9605718), (27, 7471114), (37, 5451894), (42, 4802859), (54, 3735557), (63, 3201906), (74, 2725947), (111, 1817298), (126, 1600953), (189, 1067302), (222, 908649), (259, 778842), (333, 605766), (378, 533651), (518, 389421), (666, 302883), (777, 259614), (999, 201922), (1554, 129807), (1998, 100961), (2331, 86538), (4662, 43269), (6993, 28846), (13986, 14423)]