28481511

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 42130368

約数和(自身を除く): 13648857

約数列:

[1, 3, 17, 41, 51, 53, 123, 159, 257, 697, 771, 901, 2091, 2173, 2703, 4369, 6519, 10537, 13107, 13621, 31611, 36941, 40863, 110823, 179129, 231557, 537387, 558461, 694671, 1675383, 9493837, 28481511]

約数ペア:

[(1, 28481511), (3, 9493837), (17, 1675383), (41, 694671), (51, 558461), (53, 537387), (123, 231557), (159, 179129), (257, 110823), (697, 40863), (771, 36941), (901, 31611), (2091, 13621), (2173, 13107), (2703, 10537), (4369, 6519)]