2160053

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 16

約数和(自身を含む): 2640000

約数和(自身を除く): 479947

約数列:

[1, 7, 19, 109, 133, 149, 763, 1043, 2071, 2831, 14497, 16241, 19817, 113687, 308579, 2160053]

約数ペア:

[(1, 2160053), (7, 308579), (19, 113687), (109, 19817), (133, 16241), (149, 14497), (763, 2831), (1043, 2071)]