72998779

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 90493200

約数和(自身を除く): 17494421

約数列:

[1, 7, 19, 49, 89, 133, 623, 881, 931, 1691, 4361, 6167, 11837, 16739, 43169, 78409, 82859, 117173, 548863, 820211, 1489771, 3842041, 10428397, 72998779]

約数ペア:

[(1, 72998779), (7, 10428397), (19, 3842041), (49, 1489771), (89, 820211), (133, 548863), (623, 117173), (881, 82859), (931, 78409), (1691, 43169), (4361, 16739), (6167, 11837)]