28718129

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 32188416

約数和(自身を除く): 3470287

約数列:

[1, 11, 61, 127, 337, 671, 1397, 3707, 7747, 20557, 42799, 85217, 226127, 470789, 2610739, 28718129]

約数ペア:

[(1, 28718129), (11, 2610739), (61, 470789), (127, 226127), (337, 85217), (671, 42799), (1397, 20557), (3707, 7747)]