213415245

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 377395200

約数和(自身を除く): 163979955

約数列:

[1, 3, 5, 9, 15, 45, 107, 127, 321, 349, 381, 535, 635, 963, 1047, 1143, 1605, 1745, 1905, 3141, 4815, 5235, 5715, 13589, 15705, 37343, 40767, 44323, 67945, 112029, 122301, 132969, 186715, 203835, 221615, 336087, 398907, 560145, 611505, 664845, 1680435, 1994535, 4742561, 14227683, 23712805, 42683049, 71138415, 213415245]

約数ペア:

[(1, 213415245), (3, 71138415), (5, 42683049), (9, 23712805), (15, 14227683), (45, 4742561), (107, 1994535), (127, 1680435), (321, 664845), (349, 611505), (381, 560145), (535, 398907), (635, 336087), (963, 221615), (1047, 203835), (1143, 186715), (1605, 132969), (1745, 122301), (1905, 112029), (3141, 67945), (4815, 44323), (5235, 40767), (5715, 37343), (13589, 15705)]