219049271

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{23197}}^1$

素因数の和:23294

約数の個数: 16

約数和(自身を含む): 267240960

約数和(自身を除く): 48191689

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 23197, 162379, 440743, 1646987, 3085201, 11528909, 31292753, 219049271]

約数ペア:

[(1, 219049271), (7, 31292753), (19, 11528909), (71, 3085201), (133, 1646987), (497, 440743), (1349, 162379), (9443, 23197)]