184401981

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 298598400

約数和(自身を除く): 114196419

約数列:

[1, 3, 9, 27, 29, 31, 71, 87, 93, 107, 213, 261, 279, 321, 639, 783, 837, 899, 963, 1917, 2059, 2201, 2697, 2889, 3103, 3317, 6177, 6603, 7597, 8091, 9309, 9951, 18531, 19809, 22791, 24273, 27927, 29853, 55593, 59427, 63829, 68373, 83781, 89559, 96193, 191487, 205119, 220313, 235507, 288579, 574461, 660939, 706521, 865737, 1723383, 1982817, 2119563, 2597211, 5948451, 6358689, 6829703, 20489109, 61467327, 184401981]

約数ペア:

[(1, 184401981), (3, 61467327), (9, 20489109), (27, 6829703), (29, 6358689), (31, 5948451), (71, 2597211), (87, 2119563), (93, 1982817), (107, 1723383), (213, 865737), (261, 706521), (279, 660939), (321, 574461), (639, 288579), (783, 235507), (837, 220313), (899, 205119), (963, 191487), (1917, 96193), (2059, 89559), (2201, 83781), (2697, 68373), (2889, 63829), (3103, 59427), (3317, 55593), (6177, 29853), (6603, 27927), (7597, 24273), (8091, 22791), (9309, 19809), (9951, 18531)]