1551144265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{1907}}^1$

素因数の和:2589

約数の個数: 32

約数和(自身を含む): 2123283456

約数和(自身を除く): 572139191

約数列:

[1, 5, 11, 23, 55, 115, 253, 643, 1265, 1907, 3215, 7073, 9535, 14789, 20977, 35365, 43861, 73945, 104885, 162679, 219305, 482471, 813395, 1226201, 2412355, 6131005, 13488211, 28202623, 67441055, 141013115, 310228853, 1551144265]

約数ペア:

[(1, 1551144265), (5, 310228853), (11, 141013115), (23, 67441055), (55, 28202623), (115, 13488211), (253, 6131005), (643, 2412355), (1265, 1226201), (1907, 813395), (3215, 482471), (7073, 219305), (9535, 162679), (14789, 104885), (20977, 73945), (35365, 43861)]