28891454

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1171

約数の個数: 16

約数和(自身を含む): 44093376

約数和(自身を除く): 15201922

約数列:

[1, 2, 101, 157, 202, 314, 911, 1822, 15857, 31714, 92011, 143027, 184022, 286054, 14445727, 28891454]

約数ペア:

[(1, 28891454), (2, 14445727), (101, 286054), (157, 184022), (202, 143027), (314, 92011), (911, 31714), (1822, 15857)]