213911738

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{4219}}^1$

素因数の和:4573

約数の個数: 16

約数和(自身を含む): 325412640

約数和(自身を除く): 111500902

約数列:

[1, 2, 101, 202, 251, 502, 4219, 8438, 25351, 50702, 426119, 852238, 1058969, 2117938, 106955869, 213911738]

約数ペア:

[(1, 213911738), (2, 106955869), (101, 2117938), (202, 1058969), (251, 852238), (502, 426119), (4219, 50702), (8438, 25351)]