28138992

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1009}}^1$

素因数の和:1110

約数の個数: 80

約数和(自身を含む): 84161280

約数和(自身を除く): 56022288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 83, 84, 112, 166, 168, 249, 332, 336, 498, 581, 664, 996, 1009, 1162, 1328, 1743, 1992, 2018, 2324, 3027, 3486, 3984, 4036, 4648, 6054, 6972, 7063, 8072, 9296, 12108, 13944, 14126, 16144, 21189, 24216, 27888, 28252, 42378, 48432, 56504, 83747, 84756, 113008, 167494, 169512, 251241, 334988, 339024, 502482, 586229, 669976, 1004964, 1172458, 1339952, 1758687, 2009928, 2344916, 3517374, 4019856, 4689832, 7034748, 9379664, 14069496, 28138992]

約数ペア:

[(1, 28138992), (2, 14069496), (3, 9379664), (4, 7034748), (6, 4689832), (7, 4019856), (8, 3517374), (12, 2344916), (14, 2009928), (16, 1758687), (21, 1339952), (24, 1172458), (28, 1004964), (42, 669976), (48, 586229), (56, 502482), (83, 339024), (84, 334988), (112, 251241), (166, 169512), (168, 167494), (249, 113008), (332, 84756), (336, 83747), (498, 56504), (581, 48432), (664, 42378), (996, 28252), (1009, 27888), (1162, 24216), (1328, 21189), (1743, 16144), (1992, 14126), (2018, 13944), (2324, 12108), (3027, 9296), (3486, 8072), (3984, 7063), (4036, 6972), (4648, 6054)]