257258328

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{564163}}^1$

素因数の和:564191

約数の個数: 32

約数和(自身を含む): 676996800

約数和(自身を除く): 419738472

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 564163, 1128326, 1692489, 2256652, 3384978, 4513304, 6769956, 10719097, 13539912, 21438194, 32157291, 42876388, 64314582, 85752776, 128629164, 257258328]

約数ペア:

[(1, 257258328), (2, 128629164), (3, 85752776), (4, 64314582), (6, 42876388), (8, 32157291), (12, 21438194), (19, 13539912), (24, 10719097), (38, 6769956), (57, 4513304), (76, 3384978), (114, 2256652), (152, 1692489), (228, 1128326), (456, 564163)]