239403297

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 401080320

約数和(自身を除く): 161677023

約数列:

[1, 3, 7, 21, 23, 31, 59, 69, 93, 161, 177, 217, 271, 413, 483, 651, 713, 813, 1239, 1357, 1829, 1897, 2139, 4071, 4991, 5487, 5691, 6233, 8401, 9499, 12803, 14973, 15989, 18699, 25203, 28497, 38409, 42067, 43631, 47967, 58807, 111923, 126201, 130893, 176421, 193223, 294469, 335769, 367747, 495659, 579669, 883407, 1103241, 1352561, 1486977, 2574229, 3469613, 4057683, 7722687, 10408839, 11400157, 34200471, 79801099, 239403297]

約数ペア:

[(1, 239403297), (3, 79801099), (7, 34200471), (21, 11400157), (23, 10408839), (31, 7722687), (59, 4057683), (69, 3469613), (93, 2574229), (161, 1486977), (177, 1352561), (217, 1103241), (271, 883407), (413, 579669), (483, 495659), (651, 367747), (713, 335769), (813, 294469), (1239, 193223), (1357, 176421), (1829, 130893), (1897, 126201), (2139, 111923), (4071, 58807), (4991, 47967), (5487, 43631), (5691, 42067), (6233, 38409), (8401, 28497), (9499, 25203), (12803, 18699), (14973, 15989)]