257502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6131}}^1$

素因数の和:6143

約数の個数: 16

約数和(自身を含む): 588672

約数和(自身を除く): 331170

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6131, 12262, 18393, 36786, 42917, 85834, 128751, 257502]

約数ペア:

[(1, 257502), (2, 128751), (3, 85834), (6, 42917), (7, 36786), (14, 18393), (21, 12262), (42, 6131)]