25007297

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 30511872

約数和(自身を除く): 5504575

約数列:

[1, 7, 31, 49, 101, 163, 217, 707, 1141, 1519, 3131, 4949, 5053, 7987, 16463, 21917, 35371, 115241, 153419, 247597, 510353, 806687, 3572471, 25007297]

約数ペア:

[(1, 25007297), (7, 3572471), (31, 806687), (49, 510353), (101, 247597), (163, 153419), (217, 115241), (707, 35371), (1141, 21917), (1519, 16463), (3131, 7987), (4949, 5053)]