2813961

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 3907008

約数和(自身を除く): 1093047

約数列:

[1, 3, 37, 101, 111, 251, 303, 753, 3737, 9287, 11211, 25351, 27861, 76053, 937987, 2813961]

約数ペア:

[(1, 2813961), (3, 937987), (37, 76053), (101, 27861), (111, 25351), (251, 11211), (303, 9287), (753, 3737)]