397272008

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 913550400

約数和(自身を除く): 516278392

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 139, 161, 184, 196, 278, 317, 322, 392, 556, 634, 644, 973, 1112, 1127, 1268, 1288, 1946, 2219, 2254, 2536, 3197, 3892, 4438, 4508, 6394, 6811, 7291, 7784, 8876, 9016, 12788, 13622, 14582, 15533, 17752, 22379, 25576, 27244, 29164, 31066, 44063, 44758, 51037, 54488, 58328, 62132, 88126, 89516, 102074, 124264, 156653, 176252, 179032, 204148, 308441, 313306, 352504, 357259, 408296, 616882, 626612, 714518, 1013449, 1233764, 1253224, 1429036, 2026898, 2159087, 2467528, 2858072, 4053796, 4318174, 7094143, 8107592, 8636348, 14188286, 17272696, 28376572, 49659001, 56753144, 99318002, 198636004, 397272008]

約数ペア:

[(1, 397272008), (2, 198636004), (4, 99318002), (7, 56753144), (8, 49659001), (14, 28376572), (23, 17272696), (28, 14188286), (46, 8636348), (49, 8107592), (56, 7094143), (92, 4318174), (98, 4053796), (139, 2858072), (161, 2467528), (184, 2159087), (196, 2026898), (278, 1429036), (317, 1253224), (322, 1233764), (392, 1013449), (556, 714518), (634, 626612), (644, 616882), (973, 408296), (1112, 357259), (1127, 352504), (1268, 313306), (1288, 308441), (1946, 204148), (2219, 179032), (2254, 176252), (2536, 156653), (3197, 124264), (3892, 102074), (4438, 89516), (4508, 88126), (6394, 62132), (6811, 58328), (7291, 54488), (7784, 51037), (8876, 44758), (9016, 44063), (12788, 31066), (13622, 29164), (14582, 27244), (15533, 25576), (17752, 22379)]