210982818

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 470292480

約数和(自身を除く): 259309662

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 139, 278, 391, 417, 647, 782, 834, 1173, 1294, 1941, 2346, 2363, 3197, 3882, 4726, 6394, 7089, 9591, 10999, 14178, 14881, 19182, 21998, 29762, 32997, 44643, 54349, 65994, 89286, 89933, 108698, 163047, 179866, 252977, 269799, 326094, 505954, 539598, 758931, 1517862, 1528861, 2068459, 3057722, 4136918, 4586583, 6205377, 9173166, 12410754, 35163803, 70327606, 105491409, 210982818]

約数ペア:

[(1, 210982818), (2, 105491409), (3, 70327606), (6, 35163803), (17, 12410754), (23, 9173166), (34, 6205377), (46, 4586583), (51, 4136918), (69, 3057722), (102, 2068459), (138, 1528861), (139, 1517862), (278, 758931), (391, 539598), (417, 505954), (647, 326094), (782, 269799), (834, 252977), (1173, 179866), (1294, 163047), (1941, 108698), (2346, 89933), (2363, 89286), (3197, 65994), (3882, 54349), (4726, 44643), (6394, 32997), (7089, 29762), (9591, 21998), (10999, 19182), (14178, 14881)]