207978089

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{1429}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 231042240

約数和(自身を除く): 23064151

約数列:

[1, 11, 101, 131, 1111, 1429, 1441, 13231, 15719, 144329, 145541, 187199, 1587619, 2059189, 18907099, 207978089]

約数ペア:

[(1, 207978089), (11, 18907099), (101, 2059189), (131, 1587619), (1111, 187199), (1429, 145541), (1441, 144329), (13231, 15719)]