256476753

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{6829}}^1$

素因数の和:6958

約数の個数: 32

約数和(自身を含む): 413078400

約数和(自身を除く): 156601647

約数列:

[1, 3, 9, 13, 27, 39, 107, 117, 321, 351, 963, 1391, 2889, 4173, 6829, 12519, 20487, 37557, 61461, 88777, 184383, 266331, 730703, 798993, 2192109, 2396979, 6576327, 9499139, 19728981, 28497417, 85492251, 256476753]

約数ペア:

[(1, 256476753), (3, 85492251), (9, 28497417), (13, 19728981), (27, 9499139), (39, 6576327), (107, 2396979), (117, 2192109), (321, 798993), (351, 730703), (963, 266331), (1391, 184383), (2889, 88777), (4173, 61461), (6829, 37557), (12519, 20487)]