214978729

素因数分解:

$7^2\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 255153888

約数和(自身を除く): 40175159

約数列:

[1, 7, 49, 107, 131, 313, 749, 917, 2191, 5243, 6419, 14017, 15337, 33491, 41003, 98119, 234437, 287021, 686833, 1641059, 2009147, 4387321, 30711247, 214978729]

約数ペア:

[(1, 214978729), (7, 30711247), (49, 4387321), (107, 2009147), (131, 1641059), (313, 686833), (749, 287021), (917, 234437), (2191, 98119), (5243, 41003), (6419, 33491), (14017, 15337)]