204025353

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 338411520

約数和(自身を除く): 134386167

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 101, 107, 203, 217, 303, 321, 609, 651, 707, 749, 899, 2121, 2247, 2697, 2929, 3103, 3131, 3317, 6293, 8787, 9309, 9393, 9951, 10807, 18879, 20503, 21721, 21917, 23219, 32421, 61509, 65163, 65751, 69657, 75649, 90799, 96193, 226947, 272397, 288579, 313403, 335017, 635593, 673351, 940209, 1005051, 1906779, 2020053, 2193821, 2345119, 6581463, 7035357, 9715493, 29146479, 68008451, 204025353]

約数ペア:

[(1, 204025353), (3, 68008451), (7, 29146479), (21, 9715493), (29, 7035357), (31, 6581463), (87, 2345119), (93, 2193821), (101, 2020053), (107, 1906779), (203, 1005051), (217, 940209), (303, 673351), (321, 635593), (609, 335017), (651, 313403), (707, 288579), (749, 272397), (899, 226947), (2121, 96193), (2247, 90799), (2697, 75649), (2929, 69657), (3103, 65751), (3131, 65163), (3317, 61509), (6293, 32421), (8787, 23219), (9309, 21917), (9393, 21721), (9951, 20503), (10807, 18879)]