139219213

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{4073}}^1$

素因数の和:4356

約数の個数: 16

約数和(自身を含む): 168174720

約数和(自身を除く): 28955507

約数列:

[1, 7, 19, 133, 257, 1799, 4073, 4883, 28511, 34181, 77387, 541709, 1046761, 7327327, 19888459, 139219213]

約数ペア:

[(1, 139219213), (7, 19888459), (19, 7327327), (133, 1046761), (257, 541709), (1799, 77387), (4073, 34181), (4883, 28511)]