51381187

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18911}}^1$

素因数の和:18954

約数の個数: 16

約数和(自身を含む): 63544320

約数和(自身を除く): 12163133

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 18911, 208021, 245843, 359309, 2704273, 3952399, 4671017, 51381187]

約数ペア:

[(1, 51381187), (11, 4671017), (13, 3952399), (19, 2704273), (143, 359309), (209, 245843), (247, 208021), (2717, 18911)]