291356296

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1979}}^1$

素因数の和:2242

約数の個数: 64

約数和(自身を含む): 684288000

約数和(自身を除く): 392931704

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 239, 308, 478, 616, 956, 1673, 1912, 1979, 2629, 3346, 3958, 5258, 6692, 7916, 10516, 13384, 13853, 15832, 18403, 21032, 21769, 27706, 36806, 43538, 55412, 73612, 87076, 110824, 147224, 152383, 174152, 304766, 472981, 609532, 945962, 1219064, 1891924, 3310867, 3783848, 5202791, 6621734, 10405582, 13243468, 20811164, 26486936, 36419537, 41622328, 72839074, 145678148, 291356296]

約数ペア:

[(1, 291356296), (2, 145678148), (4, 72839074), (7, 41622328), (8, 36419537), (11, 26486936), (14, 20811164), (22, 13243468), (28, 10405582), (44, 6621734), (56, 5202791), (77, 3783848), (88, 3310867), (154, 1891924), (239, 1219064), (308, 945962), (478, 609532), (616, 472981), (956, 304766), (1673, 174152), (1912, 152383), (1979, 147224), (2629, 110824), (3346, 87076), (3958, 73612), (5258, 55412), (6692, 43538), (7916, 36806), (10516, 27706), (13384, 21769), (13853, 21032), (15832, 18403)]