2921266955

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{20521}}^1$

素因数の和:20998

約数の個数: 16

約数和(自身を含む): 3563932608

約数和(自身を除く): 642665653

約数列:

[1, 5, 71, 355, 401, 2005, 20521, 28471, 102605, 142355, 1456991, 7284955, 8228921, 41144605, 584253391, 2921266955]

約数ペア:

[(1, 2921266955), (5, 584253391), (71, 41144605), (355, 8228921), (401, 7284955), (2005, 1456991), (20521, 142355), (28471, 102605)]