2155479991

素因数分解:

$7^1\times {\mathrm{293}}^1\times {\mathrm{761}}^1\times {\mathrm{1381}}^1$

素因数の和:2442

約数の個数: 16

約数和(自身を含む): 2476853568

約数和(自身を除く): 321373577

約数列:

[1, 7, 293, 761, 1381, 2051, 5327, 9667, 222973, 404633, 1050941, 1560811, 2832431, 7356587, 307925713, 2155479991]

約数ペア:

[(1, 2155479991), (7, 307925713), (293, 7356587), (761, 2832431), (1381, 1560811), (2051, 1050941), (5327, 404633), (9667, 222973)]