28185493

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3163}}^1$

素因数の和:3256

約数の個数: 16

約数和(自身を含む): 34424320

約数和(自身を除く): 6238827

約数列:

[1, 7, 19, 67, 133, 469, 1273, 3163, 8911, 22141, 60097, 211921, 420679, 1483447, 4026499, 28185493]

約数ペア:

[(1, 28185493), (7, 4026499), (19, 1483447), (67, 420679), (133, 211921), (469, 60097), (1273, 22141), (3163, 8911)]