421660729

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3119}}^1$

素因数の和:3253

約数の個数: 24

約数和(自身を含む): 512179200

約数和(自身を除く): 90518471

約数列:

[1, 7, 31, 49, 89, 217, 623, 1519, 2759, 3119, 4361, 19313, 21833, 96689, 135191, 152831, 277591, 676823, 1943137, 4737761, 8605321, 13601959, 60237247, 421660729]

約数ペア:

[(1, 421660729), (7, 60237247), (31, 13601959), (49, 8605321), (89, 4737761), (217, 1943137), (623, 676823), (1519, 277591), (2759, 152831), (3119, 135191), (4361, 96689), (19313, 21833)]