212514379

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{18523}}^1$

素因数の和:18690

約数の個数: 16

約数和(自身を含む): 266745600

約数和(自身を除く): 54231221

約数列:

[1, 7, 11, 77, 149, 1043, 1639, 11473, 18523, 129661, 203753, 1426271, 2759927, 19319489, 30359197, 212514379]

約数ペア:

[(1, 212514379), (7, 30359197), (11, 19319489), (77, 2759927), (149, 1426271), (1043, 203753), (1639, 129661), (11473, 18523)]