28490945

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{15359}}^1$

素因数の和:15424

約数の個数: 16

約数和(自身を含む): 39813120

約数和(自身を除く): 11322175

約数列:

[1, 5, 7, 35, 53, 265, 371, 1855, 15359, 76795, 107513, 537565, 814027, 4070135, 5698189, 28490945]

約数ペア:

[(1, 28490945), (5, 5698189), (7, 4070135), (35, 814027), (53, 537565), (265, 107513), (371, 76795), (1855, 15359)]