258641946

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 622702080

約数和(自身を除く): 364060134

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 131, 138, 171, 207, 251, 262, 342, 393, 414, 437, 502, 753, 786, 874, 1179, 1311, 1506, 2259, 2358, 2489, 2622, 3013, 3933, 4518, 4769, 4978, 5773, 6026, 7467, 7866, 9039, 9538, 11546, 14307, 14934, 17319, 18078, 22401, 27117, 28614, 32881, 34638, 42921, 44802, 51957, 54234, 57247, 65762, 85842, 98643, 103914, 109687, 114494, 171741, 197286, 219374, 295929, 329061, 343482, 515223, 591858, 624739, 658122, 756263, 987183, 1030446, 1249478, 1512526, 1874217, 1974366, 2268789, 3748434, 4537578, 5622651, 6806367, 11245302, 13612734, 14368997, 28737994, 43106991, 86213982, 129320973, 258641946]

約数ペア:

[(1, 258641946), (2, 129320973), (3, 86213982), (6, 43106991), (9, 28737994), (18, 14368997), (19, 13612734), (23, 11245302), (38, 6806367), (46, 5622651), (57, 4537578), (69, 3748434), (114, 2268789), (131, 1974366), (138, 1874217), (171, 1512526), (207, 1249478), (251, 1030446), (262, 987183), (342, 756263), (393, 658122), (414, 624739), (437, 591858), (502, 515223), (753, 343482), (786, 329061), (874, 295929), (1179, 219374), (1311, 197286), (1506, 171741), (2259, 114494), (2358, 109687), (2489, 103914), (2622, 98643), (3013, 85842), (3933, 65762), (4518, 57247), (4769, 54234), (4978, 51957), (5773, 44802), (6026, 42921), (7467, 34638), (7866, 32881), (9039, 28614), (9538, 27117), (11546, 22401), (14307, 18078), (14934, 17319)]