253490945

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{6551}}^1$

素因数の和:6736

約数の個数: 16

約数和(自身を含む): 311351040

約数和(自身を除く): 57860095

約数列:

[1, 5, 71, 109, 355, 545, 6551, 7739, 32755, 38695, 465121, 714059, 2325605, 3570295, 50698189, 253490945]

約数ペア:

[(1, 253490945), (5, 50698189), (71, 3570295), (109, 2325605), (355, 714059), (545, 465121), (6551, 38695), (7739, 32755)]