320999358

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^2$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 674210304

約数和(自身を除く): 353210946

約数列:

[1, 2, 3, 6, 31, 62, 93, 107, 127, 186, 214, 254, 321, 381, 642, 762, 3317, 3937, 6634, 7874, 9951, 11811, 13589, 16129, 19902, 23622, 27178, 32258, 40767, 48387, 81534, 96774, 421259, 499999, 842518, 999998, 1263777, 1499997, 1725803, 2527554, 2999994, 3451606, 5177409, 10354818, 53499893, 106999786, 160499679, 320999358]

約数ペア:

[(1, 320999358), (2, 160499679), (3, 106999786), (6, 53499893), (31, 10354818), (62, 5177409), (93, 3451606), (107, 2999994), (127, 2527554), (186, 1725803), (214, 1499997), (254, 1263777), (321, 999998), (381, 842518), (642, 499999), (762, 421259), (3317, 96774), (3937, 81534), (6634, 48387), (7874, 40767), (9951, 32258), (11811, 27178), (13589, 23622), (16129, 19902)]