51278454

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 130636800

約数和(自身を除く): 79358346

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 41, 46, 53, 54, 57, 69, 82, 106, 114, 123, 138, 159, 171, 207, 246, 318, 342, 369, 414, 437, 477, 513, 621, 738, 779, 874, 943, 954, 1007, 1026, 1107, 1219, 1242, 1311, 1431, 1558, 1886, 2014, 2173, 2214, 2337, 2438, 2622, 2829, 2862, 3021, 3657, 3933, 4346, 4674, 5658, 6042, 6519, 7011, 7314, 7866, 8487, 9063, 10971, 11799, 13038, 14022, 16974, 17917, 18126, 19557, 21033, 21942, 23161, 23598, 25461, 27189, 32913, 35834, 39114, 41287, 42066, 46322, 49979, 50922, 53751, 54378, 58671, 65826, 69483, 82574, 99958, 107502, 117342, 123861, 138966, 149937, 161253, 208449, 247722, 299874, 322506, 371583, 416898, 449811, 483759, 625347, 743166, 899622, 949601, 967518, 1114749, 1250694, 1349433, 1899202, 2229498, 2698866, 2848803, 5697606, 8546409, 17092818, 25639227, 51278454]

約数ペア:

[(1, 51278454), (2, 25639227), (3, 17092818), (6, 8546409), (9, 5697606), (18, 2848803), (19, 2698866), (23, 2229498), (27, 1899202), (38, 1349433), (41, 1250694), (46, 1114749), (53, 967518), (54, 949601), (57, 899622), (69, 743166), (82, 625347), (106, 483759), (114, 449811), (123, 416898), (138, 371583), (159, 322506), (171, 299874), (207, 247722), (246, 208449), (318, 161253), (342, 149937), (369, 138966), (414, 123861), (437, 117342), (477, 107502), (513, 99958), (621, 82574), (738, 69483), (779, 65826), (874, 58671), (943, 54378), (954, 53751), (1007, 50922), (1026, 49979), (1107, 46322), (1219, 42066), (1242, 41287), (1311, 39114), (1431, 35834), (1558, 32913), (1886, 27189), (2014, 25461), (2173, 23598), (2214, 23161), (2337, 21942), (2438, 21033), (2622, 19557), (2829, 18126), (2862, 17917), (3021, 16974), (3657, 14022), (3933, 13038), (4346, 11799), (4674, 10971), (5658, 9063), (6042, 8487), (6519, 7866), (7011, 7314)]