1207129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 16

約数和(自身を含む): 1535616

約数和(自身を除く): 328487

約数列:

[1, 7, 11, 61, 77, 257, 427, 671, 1799, 2827, 4697, 15677, 19789, 109739, 172447, 1207129]

約数ペア:

[(1, 1207129), (7, 172447), (11, 109739), (61, 19789), (77, 15677), (257, 4697), (427, 2827), (671, 1799)]